Ababa tantilla
Ababa tantilla is a species of beetle in the family Thanerocleridae, distributed across the Americas from North America through Middle America to South America. The species was first described by LeConte in 1866. It belongs to a small genus within a family of checkered beetles.
Abdera is a genus of false darkling beetles (family Melandryidae) established by Stephens in 1832. The genus is found in northern Europe, with confirmed records from Denmark, Norway, and Sweden. As a member of the family Melandryidae, Abdera species are associated with decaying wood and fungal habitats. The genus contains multiple species, though specific taxonomic boundaries and species counts require further verification.
Ablechrus granularis is a species of soft-winged flower beetle in the family Melyridae. The genus Ablechrus belongs to the subfamily Malachiinae, a group characterized by soft, flexible elytra. Very few observations of this species have been documented, with only four records on iNaturalist as of the source date. The species epithet 'granularis' suggests a granular or roughened surface texture.
Absensiugum teres is a species of beetle in the family Eucnemidae, commonly known as false click beetles. The genus Absensiugum was established to accommodate species previously placed in other eucnemid genera. Members of Eucnemidae are characterized by their inability to produce the clicking sound that defines their relatives in Elateridae (true click beetles), despite similar body forms. The species name 'teres' refers to the smooth, rounded body shape.
Acalyptus is a genus of true weevils (Curculionidae) established in 1833. The genus contains at least one described species, A. carpini. Information on biology and ecology is sparse.
pollen beetles
Acanthogethes is a genus of pollen beetles in the family Nitidulidae, established by Reitter in 1871. The genus contains five described species distributed in the Palearctic region. These small beetles are associated with flowers and pollen, a characteristic trait of their family.
Woodland Predaceous Diving Beetle
Acilius sylvanus is a predaceous diving beetle described by Hilsenhoff in 1975. It belongs to the family Dytiscidae, a group of aquatic beetles adapted for underwater predation. The species is known from forested wetland habitats in North America.
Acmaeodera comata is a species of jewel beetle (family Buprestidae) in the genus Acmaeodera, described by John Lawrence LeConte in 1858. It belongs to the Nearctic fauna and is one of approximately 790 species and subspecies of Buprestidae recognized in North America. The species is part of the Acmaeodera (s. str.) subgenus and is included in the 'Truncatae' group, characterized by a nearly straight prosternal margin that is not retracted from the sides. Like other members of this large and taxonomically challenging genus, A. comata is poorly known biologically and lacks modern taxonomic revision.
Acmaeodera parkeri is a species of metallic wood-boring beetle in the family Buprestidae, described by Cazier in 1940. The species occurs in Central America and North America, with records from the southwestern United States and Mexico. Adults have been observed visiting flowers of several plant species, including Allionia incarnata (creeping four o'clock), Talinum whitei (White's flameflower), and Evolvulus arizonicus (Arizona blue-eyes).
Acrotrichini is a tribe of minute featherwing beetles (family Ptiliidae) characterized by their extremely small body size—among the smallest of all beetles. Members possess distinctive wing morphology with reduced venation and fringed margins that enable flight despite their diminutive size. The tribe was established by Reitter in 1909 and is classified within the subfamily Ptiliinae. Acrotrichini includes the genus Acrotrichis, which contains numerous species distributed across multiple continents.
Acteniceromorphus sagitticollis is a species of click beetle in the family Elateridae. The genus Acteniceromorphus was established to accommodate species previously placed in Actenicerus, distinguished by morphological differences in antennae and pronotal structure. This species is part of a group of elaterid beetles associated with moist woodland and riparian habitats. Available records are limited, with 35 observations documented on iNaturalist.
Acteniceromorphus volitans is a species of click beetle (family Elateridae). The genus name suggests morphological similarity to the genus Actenicerus, a group of elaterid beetles. As a member of the click beetle family, it possesses the characteristic prosternal process that fits into a mesosternal groove, enabling the "clicking" mechanism used for righting itself when overturned. The species epithet "volitans" is Latin for "flying" or "hovering," though the significance of this name for the species' biology is not documented.
Actiastes desertorum is a species of ant-loving beetle (subfamily Pselaphinae) in the family Staphylinidae, described from desert regions of the southwestern United States and Mexico. The species epithet 'desertorum' reflects its arid habitat association. Like other pselaphines, it is likely myrmecophilous, living in close association with ant colonies.
shining flower beetles
Acylomus is a genus of shining flower beetles in the family Phalacridae, established by Sharp in 1888. The genus comprises approximately eight described species distributed primarily in North and Central America. Species within this genus are small, compact beetles characterized by their shiny, often metallic appearance. The genus has been subject to taxonomic study by researchers including Dr. Paul D. N. Hebert, who included Acylomus ergoti in his DNA barcoding work on insects.
Acylomus ergoti is a species of beetle in the family Phalacridae, first described by Thomas Casey in 1890. The species has been documented in at least 8 observations on iNaturalist. It belongs to a family commonly known as shining flower beetles or oval beetles. Dr. Paul D. N. Hebert, pioneer of DNA barcoding, has worked on this species as part of his broader research on insect taxonomy using molecular methods.
Ergot Beetle
Acylomus pugetanus is a species of beetle in the family Phalacridae, commonly known as the Ergot Beetle. It was described by Casey in 1916. The species is part of a genus associated with ergot fungi, though specific ecological details for this particular species remain limited in available literature.
Aegialia opifex is a species of aphodiine dung beetle described by Horn in 1887. It belongs to the genus Aegialia, a group of small scarab beetles often associated with sandy coastal habitats. The species is documented from eastern North America, with records from both Canada and the United States.
Agabus taeniolatus is a species of predaceous diving beetle in the family Dytiscidae. It belongs to the large genus Agabus, which contains numerous aquatic beetle species found primarily in the Holarctic region. This species is documented from North America and shares the general ecological characteristics of the genus as an aquatic predator in freshwater habitats.
Agallissus is a genus of longhorn beetles in the family Cerambycidae, subfamily Cerambycinae, and tribe Agallissini. The genus was established by Dalman in 1823. At least one species, Agallissus melaniodes, has been documented from Mexico, Honduras, and Costa Rica. The genus belongs to a group of beetles characterized by elongated antennae and wood-associated life histories.
Agathidium hamulum is a species of round fungus beetle in the family Leiodidae, described by Miller and Wheeler in 2005. The specific epithet "hamulum" refers to a small hook, likely describing a morphological feature of this species. Like other members of the genus Agathidium, it is presumed to be associated with fungi and decaying organic matter. The species has been documented in both Canada and the northeastern United States.
Aglenus brunneus is a small beetle in the family Salpingidae, originally described by Gyllenhal in 1813 as Hypophloeus brunneus. It belongs to the order Coleoptera and is distributed in the Azores, with confirmed presence on Faial Island. The species is poorly documented in scientific literature, with limited ecological and biological information available.
Agrilus bespencus is a species of metallic wood-boring beetle in the family Buprestidae. It was described by Barr in 2008 from Texas. As a member of the hyperdiverse genus Agrilus, it belongs to one of the largest genera in the animal kingdom. The species is known only from its original taxonomic description, with minimal biological or ecological data available.
Airora minuta is a species of beetle in the family Trogossitidae. The genus Airora belongs to this family of predatory beetles commonly known as bark-gnawing beetles. Very little published information exists regarding this particular species. The family Trogossitidae comprises beetles that are typically found in association with dead or decaying wood, where they prey on other arthropods.
Alaudes singularis is a species of darkling beetle (Coleoptera: Tenebrionidae) described by George Henry Horn in 1870. The genus Alaudes is a small group within the large family Tenebrionidae, commonly known as darkling beetles. The species epithet 'singularis' suggests it may have been considered distinctive or unique at the time of description. Very limited information is available for this species beyond its taxonomic placement and type locality in Mexico.
Alethia is a genus of darkling beetles (family Tenebrionidae) described by Champion in 1888. The genus occurs in the Nearctic and Neotropical regions. Members of this genus are small beetles within the speciose family Tenebrionidae, which comprises primarily detritivorous and fungivorous species.
Allopodini is a tribe of small beetles within the family Scraptiidae, established by Franciscolo in 1964. These insects belong to the superfamily Tenebrionoidea and are part of the diverse beetle fauna of the order Coleoptera. Members of this tribe are classified within the subfamily Scraptiinae, a group commonly known as false flower beetles or scraptiid beetles. The tribe encompasses multiple genera of generally small, inconspicuous beetles.
Allosirocalus obliquus is a species of beetle in the genus Allosirocalus. The genus is part of the weevil superfamily Curculionoidea, though its precise family placement requires verification. Information regarding this species is limited in available sources.
Amara aurata is a species of ground beetle in the family Carabidae, first described by Dejean in 1828. It belongs to the large genus Amara, which contains numerous species distributed across North America and other regions. As a member of Carabidae, it is part of a diverse family of predatory beetles commonly known as ground beetles.
Amara blanchardi is a species of ground beetle in the family Carabidae, described by Hayward in 1908. It belongs to the genus Amara, a large and widespread group of carabid beetles commonly known as sun beetles or seed beetles. The species is native to North America, with distribution records from Canada and the United States. Like other members of the genus Amara, it is likely a ground-dwelling beetle associated with open habitats.
Brassy Harp Ground Beetle
Amara chalcea is a species of ground beetle in the family Carabidae. The species is commonly known as the Brassy Harp Ground Beetle. It has been recorded in North America, specifically in Canada and the United States. As a member of the genus Amara, it belongs to a diverse group of ground beetles often associated with open habitats.
Amara lindrothi is a ground beetle species in the family Carabidae, described by Hieke in 1990. It belongs to the large genus Amara, which contains numerous species commonly known as sun beetles or seed-eating ground beetles. The species epithet honors the Finnish entomologist Carl H. Lindroth, a prominent researcher on Carabidae. Beyond its taxonomic description, specific ecological and biological details for this species remain poorly documented in the scientific literature.
Ammodonus fossor is a species of darkling beetle (family Tenebrionidae) described by LeConte in 1847. The species epithet "fossor" (Latin for "digger") suggests fossorial (burrowing) habits, though specific behavioral documentation is limited. It is recorded from Ontario, Canada, with relatively few observations available. As a member of Tenebrionidae, it belongs to a large and diverse family of beetles primarily associated with arid and semi-arid environments, though many species occupy varied habitats.
Ampedus fastus is a species of click beetle in the family Elateridae. It belongs to a genus characterized by often brightly colored or patterned elytra. Like other elaterids, it possesses the distinctive clicking mechanism used to right itself when overturned. The species has been documented in limited observations, suggesting either restricted distribution or low detectability.
Ampedus nigricans is a click beetle species in the family Elateridae, first described by Germar in 1844. It is distributed across central and eastern Canada, with records from Alberta, Manitoba, New Brunswick, Nova Scotia, and Ontario. As a member of the click beetle family, it possesses the characteristic prosternal process that enables the distinctive clicking mechanism used for righting itself when overturned.
Ampeloglypter longipennis is a species of flower weevil in the beetle family Curculionidae. It was described by Thomas Lincoln Casey in 1892. The species is found in North America.
Anacaenini is a tribe of small aquatic beetles in the family Hydrophilidae, containing 256 species across 6 genera. Members inhabit freshwater environments and are characterized by their compact body form and aquatic adaptations. The tribe was established by Hansen in 1991 and is classified within the subfamily Hydrophilinae.
Yellow-winged False Flower Beetle
Anaspis flavipennis is a species of false flower beetle in the family Scraptiidae. It is found in North America, with records from Canada including British Columbia, Manitoba, and New Brunswick. The common name "Yellow-winged False Flower Beetle" refers to the yellow coloration of its wings.
Anastrangalia haldemani is a longhorn beetle in the family Cerambycidae, subfamily Lepturinae. It occurs across North America from Canada through the United States to Mexico. The species is a member of the flower-visiting lepturine beetles, though specific ecological details remain poorly documented. It was described by Casey in 1891.
August Coastal Click Beetle
Anchastus augusti is a click beetle species in the family Elateridae, commonly known as the August Coastal Click Beetle. It belongs to a genus of beetles characterized by their ability to produce a clicking sound and perform aerial flips using a specialized prosternal spine and mesosternal groove mechanism. As a member of the click beetle family, it likely shares the group's general morphology and ecological habits, though specific details about this species remain limited in available sources.
Anchorius is a genus of small beetles in the family Biphyllidae, first described by Casey in 1900. The genus was long known only from North America, with Anchorius lineatus as the sole described species, until the recent description of Anchorius dollyae from Chile extended its range to South America. Members of this genus are distinguished by specific morphological features of the pronotum, ventrites, and male genitalia. The Chilean discovery represents the southernmost record of the genus.
Anelaphus piceus is a species of longhorned beetle in the family Cerambycidae, tribe Elaphidiini. It was described by Chemsak in 1962. The genus Anelaphus, commonly known as twig pruners, includes species whose larvae bore into living branches of deciduous trees and characteristically cut the branch internally before pupation, causing the distal portion to fall to the ground.
Anillinus kingi is a species of minute ground beetle in the family Carabidae, described by Sokolov in 2012. The genus Anillinus comprises small, often eyeless or reduced-eyed beetles adapted to subterranean or hypogean habitats. Members of this genus are typically found in soil, leaf litter, or caves in North America. Anillinus kingi is known from the United States.
Anisodactylus californicus is a ground beetle species in the family Carabidae, first described by Dejean in 1829. The species occurs in western North America, with records from the United States and Canada. As a member of the genus Anisodactylus, it belongs to a group of carabid beetles commonly known as hairy ground beetles, though specific ecological and biological details for this particular species remain poorly documented in available literature.
Anisotoma errans is a species of round fungus beetle in the family Leiodidae, described by W. J. Brown in 1937. It is distributed across northern North America, with records from Canada and the northern United States. Like other members of its genus, it is likely associated with fungal habitats.
Anobiopsis is a genus of beetles in the family Ptinidae (formerly Anobiidae), described by Fall in 1905. The genus placement has been subject to taxonomic revision, with some sources placing it in Anobiidae and others in Ptinidae following modern family-level reclassification. No observations of this genus have been recorded in iNaturalist.
Anogdus dissimilis is a species of round fungus beetle in the family Leiodidae. It was described by Blatchley in 1916. The species is known from scattered records across eastern North America, from Canada to the southern United States.
Anthaxia dichroa is a metallic wood-boring beetle (family Buprestidae) described by Bílý in 1991. It is found in North America and has been documented in ethanol-only bait traps in Illinois, where it occurs alongside related Anthaxia species. The genus Anthaxia includes species associated with Cercocarpus (mountain mahogany) and other woody hosts, though specific host relationships for A. dichroa remain unconfirmed.
Antherophagus pallidivestis is a small beetle species in the family Cryptophagidae, described by Casey in 1900. The species is known from limited records in western North America, particularly British Columbia, Canada. It belongs to a genus associated with pollen-feeding habits, though species-specific biology remains poorly documented.
Red-winged Weevil
Anthonomus haematopus is a species of true weevil in the family Curculionidae, commonly known as the Red-winged Weevil. It is native to North America and has been recorded across multiple Canadian provinces. The specific epithet "haematopus" (from Greek "haima" meaning blood and "pous" meaning foot) likely refers to reddish coloration on the legs or body. As with other members of the large genus Anthonomus, it is presumably associated with plants, though specific host relationships remain undocumented in available sources.
Anthonomus ornatulus is a small weevil species in the family Curculionidae, first described by Dietz in 1891. It occurs in North America, with records from the southwestern United States. The species belongs to a large genus of weevils commonly known as flower weevils or bud weevils, many of which are associated with specific host plants. Published records of this species are sparse, and detailed biological information remains limited.