Rhyparochromidae
Guides
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.