Rhyparochromidae

Guides

  • Antillocoris minutus

    dirt-colored seed bug

    Antillocoris minutus is a species of dirt-colored seed bug in the family Rhyparochromidae. The species is found in North America, with records from the United States and Canada. It belongs to a group of true bugs commonly associated with seed feeding habits, though specific ecological details for this species remain limited.

  • Antillocoris pilosulus

    dirt-colored seed bug

    Antillocoris pilosulus is a species of dirt-colored seed bug in the family Rhyparochromidae, first described by Stål in 1874. It belongs to the tribe Antillocorini within the subfamily Rhyparochrominae. The species has been documented from multiple localities across North America and the Caribbean, with confirmed records from the United States, Canada, and the Dominican Republic.

  • Ashlockaria magna

    Ashlockaria magna is a species of seed bug in the family Rhyparochromidae, described by Brailovsky in 1989. It belongs to the tribe Myodochini within the subfamily Rhyparochrominae. Very little published biological information is available for this species. Records indicate it has been observed in limited numbers, with only three observations documented on iNaturalist.

  • Atrazonotus

    Atrazonotus is a monotypic genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Slater & Ashlock in 1966. The genus contains a single described species, A. umbrosus. These true bugs belong to the tribe Gonianotini within the subfamily Rhyparochrominae.

  • Balboa

    dirt-colored seed bugs

    Balboa is a genus of dirt-colored seed bugs in the family Rhyparochromidae, described by Distant in 1893. These true bugs are characterized by their dull, earth-toned coloration and association with plant seeds. The genus includes species such as Balboa ampliata, which has been documented in prairie and foothill habitats in Colorado.

  • Balboa ampliata

    dirt-colored seed bug

    Balboa ampliata is a species of dirt-colored seed bug in the family Rhyparochromidae. It is a relatively large member of this family, with adults reaching conspicuous size. The species has been documented feeding on plant seeds and is attracted to lights at night. It occurs in prairie and foothill habitats in western North America, with records from Colorado and surrounding regions.

  • Botocudo modestus

    dirt-colored seed bug

    Botocudo modestus is a species of dirt-colored seed bug in the family Rhyparochromidae, a group of true bugs characterized by their generally dull coloration and seed-feeding habits. The species was described by Barber in 1948 and is known from North America, with records primarily from the United States. As a member of the Antillocorini tribe, it belongs to a lineage of rhyparochromid bugs that are typically associated with ground-level habitats and seed resources.

  • Carpilis barberi

    Carpilis barberi is a species of dirt-colored seed bug in the family Rhyparochromidae, first described by Blatchley in 1924. It belongs to the true bug order Hemiptera, characterized by piercing-sucking mouthparts and incomplete metamorphosis. The species is documented from North America, with specific records from the United States. As a member of the seed bug family Rhyparochromidae, it is presumed to feed on seeds, though specific dietary details for this species remain unconfirmed.

  • Cistalia

    Cistalia is a genus of seed bugs in the family Rhyparochromidae, established by Stål in 1874. The genus contains eight described species distributed in the Americas. These insects are classified within the tribe Lethaeini and are commonly referred to as dirt-colored seed bugs. Species within this genus have been documented from the mid-19th century to the present, with the most recent species described in 2015.

  • Cistalia explanata

    dirt-colored seed bug

    Cistalia explanata is a dirt-colored seed bug in the family Rhyparochromidae. It was described by Barber in 1938. The species is known from North America, with records from the United States. As a member of the Rhyparochromidae, it belongs to a family of true bugs commonly associated with seeds.

  • Cistalia signoretii

    Cistalia signoretii is a species of seed bug in the family Rhyparochromidae, subfamily Rhyparochrominae. It belongs to the tribe Lethaeini, a group of dirt-colored seed bugs. The species has been documented across a broad geographic range spanning the Caribbean, North America, and South America.

  • Cligenes

    Cligenes is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Distant in 1893. The genus contains at least two described species: Cligenes distinctus (Distant, 1893) and Cligenes grandis (Brambila, 2000). Members belong to the tribe Antillocorini within the subfamily Rhyparochrominae. The genus is rarely encountered, with only two observations recorded on iNaturalist.

  • Cligenes distinctus

    Cligenes distinctus is a dirt-colored seed bug in the family Rhyparochromidae, first described by Distant in 1893. The species has a broad geographic distribution spanning the Caribbean Sea, Central America, and North America. Records indicate presence across numerous Caribbean islands including Cuba, Jamaica, Puerto Rico, and the Lesser Antilles, as well as mainland locations in Mexico, Central America, and the United States. The species belongs to the tribe Antillocorini within the subfamily Rhyparochrominae.

  • Cnemodus

    dirt-colored seed bugs

    Cnemodus is a genus of true bugs in the family Rhyparochromidae, established by Herrich-Schaeffer in 1850. The genus comprises at least two described species: Cnemodus hirtipes (Blatchley, 1924) and Cnemodus mavortius (Say, 1831). Members of this genus are classified as dirt-colored seed bugs, a common name reflecting their typical coloration and seed-feeding habits characteristic of the family Rhyparochromidae. The genus belongs to the tribe Myodochini within the subfamily Rhyparochrominae.

  • Cordillonotus stellatus

    Cordillonotus stellatus is a species of true bug in the family Rhyparochromidae (seed bugs), described by Scudder in 1984. It belongs to the subfamily Rhyparochrominae within the superfamily Lygaeoidea. The species is known from North America, though detailed information about its biology and ecology remains limited.

  • Cryphula

    dirt-colored seed bugs

    Cryphula is a genus of dirt-colored seed bugs (family Rhyparochromidae) comprising approximately 14 described species distributed in the Americas. The genus was established by Stål in 1874. Species in this genus have been documented in association with decomposing plant material, particularly dead Heliconia inflorescences and leaves.

  • Cryphula nitens

    dirt-colored seed bug

    Cryphula nitens is a dirt-colored seed bug in the family Rhyparochromidae, first described by Barber in 1955. The species is found in North America, with records from the United States. Like other members of its family, it belongs to the true bugs (Hemiptera) and is characterized by the typical seed bug morphology. The specific epithet "nitens" suggests a shining or glossy appearance.

  • Cryphula parallelogramma

    Cryphula parallelogramma is a species of true bug in the family Rhyparochromidae, first described by Stål in 1874. It belongs to the tribe Lethaeini within the subfamily Rhyparochrominae. Records indicate presence in North America, specifically the United States. The species is represented by minimal observation data.

  • Cryphula trimaculata

    dirt-colored seed bug

    Cryphula trimaculata is a species of true bug in the family Rhyparochromidae, commonly known as dirt-colored seed bugs. The species was described by Distant in 1882 and occurs in Central America and North America. Records indicate presence in the United States and Guatemala.

  • Delochilocoris

    dirt-colored seed bugs

    Delochilocoris is a genus of seed bugs in the family Rhyparochromidae, established by Bergroth in 1893. The genus contains three described species: D. caliginosus, D. gracilis, and D. illuminatus. Members are classified among the 'dirt-colored seed bugs' based on their generally dull, earth-toned coloration. The genus belongs to the tribe Gonianotini within the subfamily Rhyparochrominae.

  • Delochilocoris caliginosus

    dirt-colored seed bug

    Delochilocoris caliginosus is a species of true bug in the family Rhyparochromidae, commonly known as dirt-colored seed bugs. The species was described by Distant in 1882. It belongs to a family characterized by ground-dwelling habits and seed-feeding ecology. Available records for this species are sparse, with only three observations documented on iNaturalist as of the knowledge cutoff.

  • Delochilocoris illuminatus

    Delochilocoris illuminatus is a seed bug species in the family Rhyparochromidae, first described by Distant in 1893. The species occurs in North and Middle America, with documented records from the United States, Mexico, and Guatemala. As a member of the Gonianotini tribe, it belongs to a group of small, ground-dwelling seed bugs. Published literature on this species is limited, with most information derived from taxonomic catalogs and specimen records rather than detailed biological studies.

  • Dieuches armatipes

    Dieuches armatipes is a seed bug in the family Rhyparochromidae. Native to Africa, it has established populations in the Western Hemisphere including the Caribbean and Florida. The species was first documented in the Western Hemisphere from Grand Cayman and St. Kitts in 1993, with subsequent records from intercepted specimens in the Dominican Republic and Jamaica. It has since been confirmed on the Florida mainland and in Belgium.

  • Drymus crassus

    dirt-colored seed bug

    Drymus crassus is a species of true bug in the family Rhyparochromidae, commonly known as dirt-colored seed bugs. The species was described by Van Duzee in 1910. It is native to North America. As a member of Rhyparochromidae, it likely feeds on seeds, though specific ecological details remain poorly documented.

  • Drymus unus

    dirt-colored seed bug

    Drymus unus is a species of true bug in the family Rhyparochromidae, commonly known as dirt-colored seed bugs. It occurs across North America, with records from the United States and Canada. The species belongs to a family of ground-dwelling bugs primarily associated with seeds as food sources.

  • Emblethis

    Emblethis is a genus of seed bugs in the family Rhyparochromidae, established by Fieber in 1861. It comprises more than 30 described species of dirt-colored seed bugs distributed across the Northern Hemisphere. Members of this genus are part of the diverse ground bug fauna associated with seed-feeding habits.

  • Ereminellus arizonensis

    Ereminellus arizonensis is a species of true bug in the family Rhyparochromidae, first described by Barber in 1932. It belongs to the tribe Myodochini within the subfamily Rhyparochrominae. The species is known from the southwestern United States and Middle America. As a member of the seed bug family Rhyparochromidae, it likely feeds on seeds, though specific dietary habits remain undocumented.

  • Eremocoris

    dirt-colored seed bugs

    Eremocoris is a genus of dirt-colored seed bugs in the family Rhyparochromidae. The genus contains approximately 43-45 described species with a cosmopolitan distribution spanning Palearctic, Oriental, Afrotropical, and Nearctic realms. Species in this genus are primarily ground-dwelling and associated with forested habitats.

  • Eremocoris abietis

    Eremocoris abietis is a true bug in the family Rhyparochromidae, originally described by Linnaeus in 1758 as Cimex abietis. The species has a broad distribution across Europe, extending into North Africa and parts of Asia. It is associated with coniferous forests, particularly those containing fir (Abies).

  • Eremocoris depressus

    Eremocoris depressus is a species of dirt-colored seed bug in the family Rhyparochromidae, first described by Barber in 1928. It belongs to the tribe Drymini within the subfamily Rhyparochrominae. The species is distributed in North America, with records from the United States. Like other members of Rhyparochromidae, it is likely associated with seed feeding, though specific ecological details remain poorly documented.

  • Eremocoris opacus

    Eremocoris opacus is a species of seed bug in the family Rhyparochromidae, described by Van Duzee in 1921. It belongs to the tribe Drymini within the subfamily Rhyparochrominae. The species has been documented in the United States, though detailed biological information remains limited.

  • Eremocoris semicinctus

    Eremocoris semicinctus is a dirt-colored seed bug in the family Rhyparochromidae, described by Van Duzee in 1921. It belongs to a family of true bugs commonly associated with seeds and ground-dwelling habitats. The species is documented from the United States and occurs broadly in North America.

  • Eremocoris suspect-undescribed-occ

    An undescribed species within the genus Eremocoris, a group of dirt-colored seed bugs (Rhyparochromidae). Members of this genus are generally ground-dwelling and associated with dry, sandy habitats. This particular taxon represents a suspected new species based on occurrence records that differ morphologically or geographically from described species.

  • Froeschneria piligera

    dirt-colored seed bug

    Froeschneria piligera is a dirt-colored seed bug in the family Rhyparochromidae, first described by Stål in 1862. The species belongs to the tribe Myodochini within the subfamily Rhyparochrominae. It has been documented across a broad geographic range spanning North, Central, and South America, as well as the Caribbean. The genus Froeschneria was established to honor the heteropterist Richard C. Froeschner.

  • Gastrodes

    dirt-colored seed bugs

    Gastrodes is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Westwood in 1840. The genus contains approximately 14-15 described species distributed across Europe, temperate Asia, and North America. These true bugs belong to the tribe Drymini within the subfamily Rhyparochrominae.

  • Gastrodes pacificus

    dirt-colored seed bug

    Gastrodes pacificus is a species of true bug in the family Rhyparochromidae, commonly referred to as a dirt-colored seed bug. The species was first described by Provancher in 1885 under the basionym Platygaster pacificus. It is distributed across North America, with records from the United States and Canada. As a member of the Rhyparochromidae, it belongs to a family of ground-dwelling seed bugs that feed primarily on seeds.

  • Heraeus coquilletti

    dirt-colored seed bug

    Heraeus coquilletti is a species of dirt-colored seed bug in the family Rhyparochromidae, first described by Barber in 1914. It belongs to the genus Heraeus within the tribe Myodochini. The species is known from North America, with records from the United States. Like other members of Rhyparochromidae, it is likely associated with seed-feeding habits, though specific ecological details for this species remain poorly documented.

  • Heraeus plebejus

    dirt-colored seed bug

    Heraeus plebejus is a species of dirt-colored seed bug in the family Rhyparochromidae, first described by Carl Stål in 1874. It is distributed across North America, Central America, and the Caribbean. As a member of the Rhyparochromidae, it belongs to a family of true bugs commonly associated with seeds and ground-level habitats. The species has been documented in the United States, Canada, Mexico, the Bahamas, Haiti, and various Caribbean islands.

  • Ligyrocoris barberi

    Ligyrocoris barberi is a species of seed bug in the family Rhyparochromidae, described by Sweet in 1986. It belongs to the tribe Myodochini within the subfamily Rhyparochrominae. The genus Ligyrocoris comprises small to medium-sized true bugs commonly known as seed bugs, though specific ecological details for L. barberi remain poorly documented.

  • Ligyrocoris delitus

    Ligyrocoris delitus is a seed bug in the family Rhyparochromidae, first described by Distant in 1882. The species is recorded from the southern United States through Mexico to Guatemala. As a member of the Myodochini tribe, it belongs to a group of ground-dwelling seed bugs with documented associations with fallen seeds and plant debris. Available records indicate limited observation effort, with 16 iNaturalist observations documented.

  • Ligyrocoris depictus

    dirt-colored seed bug

    Ligyrocoris depictus is a seed bug species in the family Rhyparochromidae, described by Barber in 1921. It is part of a complex of closely related northeastern North American species that includes L. diffusus, L. sylvestris, and a subsequently described species. These four species are sympatric in New England but differ markedly in overall distribution.

  • Ligyrocoris latimarginatus

    dirt-colored seed bug

    Ligyrocoris latimarginatus is a dirt-colored seed bug in the family Rhyparochromidae, described by Barber in 1921. It belongs to the tribe Myodochini within the subfamily Rhyparochrominae. The species has been documented in the United States and is considered part of the North American fauna.

  • Ligyrocoris sylvestris

    dirt-colored seed bug

    Ligyrocoris sylvestris is a dirt-colored seed bug in the family Rhyparochromidae, widespread across multiple continents including North America, Europe, Africa, and Asia. The species name 'sylvestris' (meaning 'of the forest') reflects its association with wooded habitats. It belongs to a genus of closely related species that exhibit marked differences in habitat preferences and life cycles, with some species adapted to relatively dry fields while others occupy wetter marginal habitats.

  • Malezonotus angustatus

    Malezonotus angustatus is a species of seed bug in the family Rhyparochromidae, first described by Van Duzee in 1910. It belongs to the diverse tribe Gonianotini, which contains small to medium-sized ground-dwelling seed bugs. The species is documented from the United States and Canada. Like other members of its family, it is presumed to feed on seeds, though specific ecological details remain poorly documented.

  • Malezonotus fuscosus

    Malezonotus fuscosus is a species of dirt-colored seed bug in the family Rhyparochromidae, described by Barber in 1918. The species belongs to the tribe Gonianotini and is known from the United States. As with other members of Rhyparochromidae, it is likely associated with ground-level habitats and seed-feeding ecology, though specific natural history details remain poorly documented in the accessible literature.

  • Malezonotus obrieni

    Malezonotus obrieni is a species of seed bug described by Ashlock in 1963. It belongs to the family Rhyparochromidae, a diverse group of true bugs commonly known as dirt-colored seed bugs. The species is known from North America. Like other members of its family, it likely occupies ground-level habitats and feeds on seeds.

  • Malezonotus sodalicius

    dirt-colored seed bug

    Malezonotus sodalicius is a species of true bug in the family Rhyparochromidae, commonly known as dirt-colored seed bugs. It occurs in North America, with records from the United States and Canada. The species was described by Uhler in 1876. Like other members of its family, it is likely associated with ground-level habitats and seed-feeding ecology.

  • Megalonotus sabulicola

    Introduced Dirt-colored Seed Bug

    Megalonotus sabulicola is a seed bug in the family Rhyparochromidae, native to Europe and northern Asia. It has been introduced to North America, where it is established and frequently recorded. The species is associated with sandy habitats, as indicated by its specific epithet 'sabulicola' (sand-dwelling). It is one of the more commonly observed dirt-colored seed bugs in its introduced range.

  • Myodocha

    Long-necked Seed Bugs

    Myodocha is a genus of true bugs in the family Rhyparochromidae, commonly known as long-necked seed bugs. The genus contains approximately 10 described species distributed primarily in the Americas. Members are recognized by their distinctive elongated head and pronotum, which gives them their common name. The genus was established by Latreille in 1807. At least one species, Myodocha unispinosa, has been intercepted at U.S. ports of entry on commercial produce shipments from Mexico, indicating potential for accidental introduction.

  • Myodocha annulicornis

    banded long-necked seed bug

    Myodocha annulicornis, commonly known as the banded long-necked seed bug, is a species of dirt-colored seed bug in the family Rhyparochromidae. The species was described by Blatchley in 1926. It belongs to the genus Myodocha, which is characterized by elongated neck-like pronota. The species is native to North America.

  • Neopamera

    dirt-colored seed bugs

    Neopamera is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Harrington in 1980. The genus contains approximately 16 described species. At least one species, N. bilobata, has emerged as a significant agricultural pest of strawberry crops, causing catfacing symptoms in fruits.

  • Neopamera albocincta

    Horn-banded Seed Bug

    Neopamera albocincta is a seed bug in the family Rhyparochromidae, commonly known as the Horn-banded Seed Bug. It has a broad distribution spanning the Caribbean, Central America, North America, and South America. The species belongs to a diverse group of ground-dwelling seed bugs that feed on fallen seeds. It is relatively well-documented on citizen science platforms with over 1,200 observations.

  • Neopamera bilobata

    dirt-colored seed bug

    Neopamera bilobata is a seed bug in the family Rhyparochromidae with a broad distribution across the Americas. It has emerged as a significant pest of strawberry cultivation in high tunnel systems, where it causes catfacing damage to fruits. The species exhibits distinctive reproductive behaviors including male courtship displays and female resistance during copulation. Laboratory studies indicate a lifespan of approximately 45-52 days and egg-laying rates of 2.2 eggs per day.

  • Neopetissius slaterorum

    Neopetissius slaterorum is a seed bug in the family Rhyparochromidae, described by O'Donnell in 2001. The species is distributed across Central and South America, with records from Mexico to Brazil. Like other members of Rhyparochromidae, it belongs to a family of true bugs commonly known as dirt-colored seed bugs. The specific epithet honors the Slater family, prominent figures in heteropteran systematics.

  • Neosuris castanea

    Neosuris castanea is a species of dirt-colored seed bug in the family Rhyparochromidae. It is found in Central America and North America. The species was originally described as Esuris castanea by Barber in 1911. Very little is known about its biology or ecology.

  • Ozophora

    dirt-colored seed bugs

    Ozophora is a genus of dirt-colored seed bugs in the family Rhyparochromidae, containing more than 100 described species. These true bugs are characterized by their dull coloration and association with seed feeding. The genus has been documented in the Neotropics and the Lesser Antilles, with research focusing on systematics, new species descriptions, and reproductive behavior in select species.

  • Ozophora occidentalis

    Ozophora occidentalis is a species of seed bug in the family Rhyparochromidae, described by Slater in 1988. It is distributed in western North America, with records from Canada and the United States. As a member of the genus Ozophora, it belongs to a group of true bugs primarily associated with seed feeding. The species is part of the tribe Ozophorini within the subfamily Rhyparochrominae.

  • Ozophorini

    dirt-colored seed bugs

    Ozophorini is a tribe of true bugs within the family Rhyparochromidae, established by Sweet in 1967. The tribe comprises more than 30 genera and approximately 220 described species. Members are classified within the seed bug assemblage of the superfamily Lygaeoidea. The tribe has been subject to taxonomic revision, particularly for genera such as Vertomannus, and biological studies including life cycle documentation for species like Balboa variabilis.

  • Pachybrachius

    dirt-colored seed bugs

    Pachybrachius is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Hahn in 1826. The genus comprises 11 described species distributed across the Palearctic region, with records from northern Europe and Sweden. Members of this genus are part of the tribe Myodochini within the subfamily Rhyparochrominae. As true bugs in the order Hemiptera, they possess piercing-sucking mouthparts characteristic of the group.

  • Pachybrachius fracticollis

    dirt-colored seed bug, wetland groundbug

    Pachybrachius fracticollis is a seed bug in the family Rhyparochromidae, commonly known as the wetland groundbug or dirt-colored seed bug. The species has a broad distribution spanning Europe, Northern Asia (excluding China), and North America. Three subspecies are recognized: P. f. collaris, P. f. fracticollis, and P. f. tridens. As a member of the Myodochini tribe, it belongs to a group of ground-dwelling bugs associated with moist habitats.

  • Pachybrachius luridus

    sphagnum groundbug, dirt-colored seed bug

    Pachybrachius luridus is a species of dirt-colored seed bug in the family Rhyparochromidae. It has a broad distribution spanning Europe, Northern Asia (excluding China), North America, and Southern Asia. The species is commonly known as the sphagnum groundbug, suggesting an association with peat-forming wetland habitats.

  • Paragonatas

    Paragonatas is a genus of seed bugs in the family Rhyparochromidae, tribe Lethaeini. The genus was established by Barber in 1939 and is currently accepted in taxonomic databases. Members of this genus are true bugs (Hemiptera: Heteroptera) within the superfamily Lygaeoidea. The genus has been documented in citizen science platforms with approximately 170 observations recorded.

  • Paragonatas divergens

    Paragonatas divergens is a species of true bug in the family Rhyparochromidae, a group commonly known as dirt-colored seed bugs. The species was originally described by Distant in 1882 under the basionym Gonatas divergens and later transferred to the genus Paragonatas. As a member of the tribe Lethaeini within the subfamily Rhyparochrominae, it belongs to a diverse lineage of ground-dwelling seed-feeding bugs. The genus Paragonatas is distinguished from related genera by genitalic and structural features, though specific diagnostic characters for P. divergens require examination of type material or detailed redescriptions.

  • Paraheraeus

    Paraheraeus is a genus of seed bugs in the family Rhyparochromidae, established in 2016. It belongs to the tribe Myodochini, a diverse group of ground-dwelling true bugs. The genus was erected to accommodate species previously placed in related genera, reflecting refined understanding of relationships within the Rhyparochrominae. As a recently described genus, its species-level taxonomy and biology remain incompletely documented.

  • Paraheraeus eximius

    Paraheraeus eximius is a seed bug in the family Rhyparochromidae, first described by Distant in 1882. It belongs to the tribe Myodochini, a group of ground-dwelling true bugs commonly associated with seeds and plant debris. The species has been recorded from the United States and Guatemala. As a member of the Lygaeoidea superfamily, it shares the typical rhyparochromid habit of feeding on seeds, though specific ecological details for this species remain limited.

  • Paromius longulus

    dirt-colored seed bug

    Paromius longulus is a species of dirt-colored seed bug in the family Rhyparochromidae. It is distributed throughout the New World, with records from the United States through the Caribbean and Central America to South America. The species belongs to the tribe Myodochini, a group characterized by ground-dwelling habits and seed-feeding ecology.

  • Paurocoris

    Paurocoris is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Slater in 1980. The genus contains at least two described species: Paurocoris punctatus (Distant, 1893) and Paurocoris wygodzinskyi Slater, 1980. It belongs to the tribe Antillocorini within the subfamily Rhyparochrominae.

  • Paurocoris punctata

    Paurocoris punctata is a seed bug in the family Rhyparochromidae, first described by Distant in 1893. The species belongs to the tribe Antillocorini and is known from scattered records in the southern United States and Panama. As a member of the Lygaeoidea superfamily, it likely exhibits the typical seed-feeding habits common to this group, though specific ecological data remain limited. The genus Paurocoris is relatively poorly studied, with most species known from few specimens and limited geographic documentation.

  • Perigenes constrictus

    Perigenes constrictus is a species of seed bug in the family Rhyparochromidae, commonly referred to as a dirt-colored seed bug. It occurs across North America and Central America. The species was described by Thomas Say in 1831. Like other members of its family, it is likely associated with ground-level habitats and seed-feeding ecology, though specific biological details remain poorly documented in published sources.

  • Perigenes similis

    dirt-colored seed bug

    Perigenes similis is a species of dirt-colored seed bug in the family Rhyparochromidae, first described by Barber in 1906. It belongs to the true bugs (Hemiptera) and is characterized by its dull, earth-toned coloration typical of the group. The species has been documented in Florida with specific notes on its habits and habitats, though detailed biological information remains limited.

  • Peritrechus convivus

    dirt-colored seed bug

    Peritrechus convivus is a species of seed bug in the family Rhyparochromidae, first described by Stål in 1858. It is a member of the dirt-colored seed bug group, characterized by subdued coloration typical of this family. The species has a broad distribution spanning the Holarctic region, with records from Europe, Northern Asia, and North America. Its wide geographic range suggests ecological adaptability, though specific habitat preferences remain poorly documented.

  • Plinthisus martini

    dirt-colored seed bug

    Plinthisus martini is a species of seed bug in the family Rhyparochromidae, described by Van Duzee in 1921. It belongs to a group commonly known as dirt-colored seed bugs, characterized by their generally dull, earth-toned coloration. The species is documented from North America. As a member of the subfamily Plinthisinae, it is part of a lineage of small, ground-dwelling lygaeoid bugs whose biology remains poorly documented in the scientific literature.

  • Prytanes

    Prytanes is a genus of seed bugs in the family Rhyparochromidae (Hemiptera: Heteroptera), described by Distant in 1893. It belongs to the tribe Myodochini, a diverse group of ground-dwelling lygaeoid bugs. The genus has been subject to recent taxonomic revision, with new distributional records documented for multiple species. Prytanes is presumably closely related to the newly described genus Prytanoides from Argentina.

  • Prytanes formosus

    Prytanes formosus is a species of seed bug in the family Rhyparochromidae, first described by Distant in 1882. It belongs to the subfamily Rhyparochrominae and tribe Myodochini. The species is part of the diverse Lygaeoidea superfamily within the true bugs (Hemiptera). Very little is known about its biology or natural history.

  • Prytanes fuscicornis

    dirt-colored seed bug

    Prytanes fuscicornis is a species of seed bug in the family Rhyparochromidae, commonly referred to as a dirt-colored seed bug. The species was described by Stål in 1874 and is distributed across the Americas, with records from the United States, Mexico, and Ecuador. It belongs to the tribe Myodochini within the subfamily Rhyparochrominae. As a member of the Rhyparochromidae, it is part of a family of true bugs associated with seed feeding.

  • Prytanes oblongus

    dirt-colored seed bug

    Prytanes oblongus is a species of seed bug in the family Rhyparochromidae, first described by Stål in 1862. It belongs to the dirt-colored seed bug group, characterized by generally dull, earth-toned coloration. The species has a broad distribution spanning the Caribbean, Central America, North America, and South America. As a member of the Lygaeoidea superfamily, it shares traits with other ground-dwelling seed bugs that feed on plant seeds.

  • Pseudopachybrachius

    dirt-colored seed bugs

    Pseudopachybrachius is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Malipatil in 1978. The genus comprises eight described species distributed primarily in the New World. Species identification relies heavily on male genitalia morphology and external diagnostic characters. The group includes the taxonomically challenging 'vinctus-group' of four closely related species.

  • Pseudopachybrachius basalis

    Pale-spotted Seed Bug

    Pseudopachybrachius basalis is a species of dirt-colored seed bug in the family Rhyparochromidae. It is commonly known as the Pale-spotted Seed Bug. The species has been documented across a broad geographic range spanning North America, Central America, and the Caribbean.

  • Pseudopamera aurivilliana

    Long Brown-washed Seed Bug

    Pseudopamera aurivilliana is a species of dirt-colored seed bug in the family Rhyparochromidae, described by Distant in 1882. It is commonly known as the Long Brown-washed Seed Bug. The species has been documented across parts of North America and Central America.

  • Pseudopamera nitidicollis

    dirt-colored seed bug

    Pseudopamera nitidicollis is a species of seed bug in the family Rhyparochromidae, first described by Stål in 1874. It is characterized by its dull, earth-toned coloration typical of dirt-colored seed bugs. The species has been documented across Central America and North America, with records from the United States and Mexico. As a member of the Myodochini tribe, it belongs to a group of ground-dwelling seed bugs often associated with soil and litter habitats.

  • Pseudopamera nitidula

    dirt-colored seed bug

    Pseudopamera nitidula is a species of dirt-colored seed bug in the family Rhyparochromidae, first described by Uhler in 1893. It is found in Central America and North America, including the United States and Mexico. The species is part of the Myodochini tribe within the subfamily Rhyparochrominae.

  • Pseudopamera setosa

    dirt-colored seed bug

    Pseudopamera setosa is a dirt-colored seed bug in the family Rhyparochromidae, described by Stål in 1874. The species is distributed across North and Central America, with records from the United States, Mexico, Guatemala, and Argentina. Like other members of its family, it belongs to a group of true bugs adapted to seed-feeding habits. The specific epithet 'setosa' refers to the setose (bristly) condition, likely describing a hairy or bristly body surface characteristic of this species.

  • Pseudopamera sp-one-calif

    Pseudopamera sp-one-calif is an undescribed seed bug species in the family Rhyparochromidae, provisionally designated from California specimens. The genus Pseudopamera comprises small to medium-sized ground-dwelling seed bugs with characteristic body proportions. This species represents one of several Californian Pseudopamera lineages awaiting formal taxonomic description. Members of this genus are typically associated with ground layer habitats and seed-feeding ecology.

  • Ptochiomera

    dirt-colored seed bugs

    Ptochiomera is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Thomas Say in 1831. The genus contains at least two described species: Ptochiomera nodosa (the type species) from North America and Ptochiomera chilensis from South America. These true bugs belong to the tribe Myodochini within the subfamily Rhyparochrominae.

  • Raglius

    dirt-colored seed bugs

    Raglius is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Stål in 1872. The genus comprises approximately 11 described species, including three extinct species known from Eocene fossils. Species within this genus are distributed across Europe and parts of Asia, with records from Denmark, Norway, and Sweden confirmed. The genus is part of the tribe Rhyparochromini within the subfamily Rhyparochrominae.

  • Scolopostethus

    dirt-colored seed bugs

    Scolopostethus is a genus of dirt-colored seed bugs comprising more than 30 described species in the family Rhyparochromidae. Species occupy diverse habitats including ruderal areas, weedy lawns, and ant-associated environments. Some species are myrmecophilous, living near ant nests through chemical defense strategies rather than chemical mimicry. The genus has a Palearctic origin with at least one species, S. affinis, recently established in North America.

  • Scolopostethus atlanticus

    dirt-colored seed bug

    Scolopostethus atlanticus is a small true bug in the family Rhyparochromidae, commonly known as dirt-colored seed bugs. It occurs in North America across the United States and Canada. As a member of the family Rhyparochromidae, it belongs to a group of ground-dwelling seed bugs that feed primarily on seeds.

  • Scolopostethus diffidens

    dirt-colored seed bug

    Scolopostethus diffidens is a species of true bug in the family Rhyparochromidae, commonly known as dirt-colored seed bugs. It was described by Horváth in 1893 and occurs across North America. The species belongs to a genus of small, ground-dwelling seed bugs that are often associated with soil and decaying organic matter.

  • Scolopostethus pacificus

    Scolopostethus pacificus is a myrmecophilous dirt-colored seed bug that lives in close proximity to nests of the velvety tree ant (Liometopum occidentale). Unlike many ant-associated parasites that rely on chemical deception through cuticular hydrocarbon mimicry, this species employs chemical weaponry—releasing volatile compounds from its metathoracic glands to moderate encounters with its aggressive host. Molecular gut barcoding has confirmed that S. pacificus does not feed on its host ant, distinguishing its relationship as commensal or inquiline rather than parasitic. The species is native to western North America.

  • Scolopostethus tropicus

    dirt-colored seed bug

    Scolopostethus tropicus is a species of dirt-colored seed bug in the family Rhyparochromidae, described by Distant in 1882. It belongs to a genus of small, ground-dwelling true bugs commonly found in leaf litter and soil habitats. The species has been documented in Central America and North America, including records from the United States and Guatemala. Like other members of Rhyparochromidae, it is presumed to feed on seeds, though specific dietary studies for this species are lacking.

  • Sisamnes claviger

    Sisamnes claviger is a species of seed bug in the family Rhyparochromidae, first described by Uhler in 1895. It belongs to the tribe Myodochini within the subfamily Rhyparochrominae. The species is native to North America, with documented occurrences in the United States. Like other members of Rhyparochromidae, it is a true bug with hemelytra and characteristic seed-feeding habits typical of the family.

  • Slaterobius

    dirt-colored seed bugs

    Slaterobius is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Harrington in 1980. The genus contains at least four described species distributed in North America. Members of this genus belong to the tribe Myodochini within the subfamily Rhyparochrominae. Like other rhyparochromids, species in this genus are ground-dwelling true bugs.

  • Slaterobius chisos

    Slaterobius chisos is a species of seed bug in the family Rhyparochromidae, described by Slater & Sweet in 1993. It is known from the Chisos Mountains region of western Texas, a rugged desert mountain range within Big Bend National Park. The species belongs to a genus of ground-dwelling seed bugs associated with arid and semi-arid habitats. Like other members of Rhyparochromidae, it is presumed to feed on seeds, though specific ecological details remain poorly documented. The species is rarely collected and appears to have a restricted geographic range.

  • Slaterobius insignis

    dirt-colored seed bug

    Slaterobius insignis is a species of dirt-colored seed bug in the family Rhyparochromidae. First described by Uhler in 1872 as Heraeus insignis, it is native to North America with recorded occurrences in the United States and Canada. Like other members of its family, it belongs to the true bug infraorder Pentatomomorpha and is classified within the tribe Myodochini.

  • Sphragisticus nebulosus

    dirt-colored seed bug

    Sphragisticus nebulosus is a species of true bug in the family Rhyparochromidae, commonly known as dirt-colored seed bugs. It has a broad distribution spanning North America, Europe, and Asia. The species was first described by Fallén in 1807 under the name Lygaeus nebulosus. Like other members of its family, it is associated with seeds and ground-level vegetation.

  • Stygnocoris

    dirt-colored seed bugs

    Stygnocoris is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Douglas & Scott in 1865. The genus contains approximately 15 described species. Members are classified within the tribe Stygnocorini. Taxonomic revisions have clarified species boundaries and synonymies, particularly for species occurring in Russia and adjacent countries.

  • Tempyra

    Tempyra is a genus of dirt-colored seed bugs in the family Rhyparochromidae. The genus was established by Stål in 1874 and contains at least two described species: Tempyra biguttula and Tempyra testacea. These true bugs belong to the superfamily Lygaeoidea and tribe Udeocorini.

  • Tempyra biguttula

    Large-spotted Seed Bug

    Tempyra biguttula is a minute dirt-colored seed bug in the family Rhyparochromidae. Native to North America, Mexico, and the Caribbean, it has established populations across Oceania including Hawaii and the Galapagos Islands. The species has recently expanded into the Mediterranean region, with confirmed records in Spain, Portugal, France, and Croatia. It is attracted to light and has been documented exhibiting teratological antennae abnormalities.

  • Tempyra testacea

    Tempyra testacea is a species of seed bug in the family Rhyparochromidae, described by Barber in 1948. It belongs to the tribe Udeocorini within the subfamily Rhyparochrominae. The species is known from the United States based on published records. As a member of Rhyparochromidae, it is presumed to be a ground-dwelling seed bug, though specific biological details remain poorly documented in the available literature.

  • Togodolentus

    Togodolentus is a genus of dirt-colored seed bugs in the family Rhyparochromidae, tribe Drymini. It was established by Barber in 1918. Species in this genus are small, ground-dwelling true bugs with cryptic coloration. The genus is part of the lygaeoid radiation of seed-feeding heteropterans.

  • Trapezonotus

    dirt-colored seed bugs

    Trapezonotus is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Fieber in 1861. The genus comprises approximately 19-20 described species distributed primarily across Europe and parts of Asia. Taxonomic revision has clarified subspecies boundaries in some members, notably Trapezonotus dispar, which is divided into European and Caucasian-Asian Minor subspecies. The genus is part of the diverse lygaeoid assemblage of true bugs.

  • Uhleriola

    Uhleriola is a genus of dirt-colored seed bugs in the family Rhyparochromidae, containing a single described species, U. floralis. The genus was established by Horváth in 1908. Members of this genus belong to the diverse assemblage of true bugs commonly referred to as seed bugs or ground bugs.

  • Uhleriola floralis

    Uhleriola floralis is a dirt-colored seed bug in the family Rhyparochromidae, the sole described species in its genus. It is native to North America, with confirmed records from the United States. Like other members of Rhyparochromidae, it belongs to the true bug infraorder Pentatomomorpha and possesses the piercing-sucking mouthparts characteristic of Hemiptera.

  • Valtissius

    Valtissius is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Barber in 1918. The genus contains at least three described species. Members belong to the tribe Lethaeini within the subfamily Rhyparochrominae.

  • Xestocoris nitens

    dirt-colored seed bug

    Xestocoris nitens is a species of dirt-colored seed bug in the family Rhyparochromidae, tribe Lethaeini. It was described by Van Duzee in 1906. A lectotype was designated and redescribed in 2007, with new distributional records provided for the species. The species belongs to a genus of rhyparochromine bugs found in North America.

  • Zeridoneus

    dirt-colored seed bugs

    Zeridoneus is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Barber in 1918. The genus contains three described species: Z. costalis, Z. knulli, and Z. petersoni. These true bugs belong to the tribe Myodochini within the subfamily Rhyparochrominae.

  • Zeridoneus knulli

    dirt-colored seed bug

    Zeridoneus knulli is a species of dirt-colored seed bug in the family Rhyparochromidae, first described by Barber in 1948. It belongs to the tribe Myodochini within the subfamily Rhyparochrominae. The species is recorded from North America, with confirmed distribution in the United States. As a member of the seed bug family, it is likely associated with ground-dwelling habitats and seed-feeding ecology typical of the group, though specific biological details remain poorly documented.

  • Zeropamera

    Zeropamera is a genus of seed bugs in the family Rhyparochromidae, established by Barber in 1948. It belongs to the tribe Myodochini within the subfamily Rhyparochrominae. The genus is poorly documented in scientific literature, with very few observations recorded. Members of this genus are true bugs (Hemiptera) characterized by their piercing-sucking mouthparts.

  • Zeropamera nigra

    Zeropamera nigra is a species of seed bug in the family Rhyparochromidae, described by Barber in 1948. It belongs to the tribe Myodochini, a group of ground-dwelling seed bugs. Very little is known about its biology or ecology. Records indicate it occurs in the United States, though specific habitat associations and life history details remain undocumented.