Acanthocinini
Guides
Acanthocinus angulosus
Acanthocinus angulosus is a species of longhorn beetle in the subfamily Lamiinae, first described by Thomas Casey in 1913. It is known from North America, though specific details about its biology and ecology remain limited in published literature. The species belongs to a genus of wood-boring beetles whose larvae typically develop beneath bark of coniferous trees.
Acanthocinus leechi
Acanthocinus leechi is a species of longhorn beetle in the subfamily Lamiinae, described by Lawrence S. Dillon in 1956. It belongs to the tribe Acanthocinini, which includes numerous wood-boring beetles associated with coniferous and hardwood trees. Like other members of its genus, this species likely exhibits cryptic coloration adapted to bark-dwelling habits. The species epithet honors an individual named Leech, though the specific honoree is not documented in available sources.
Acanthocinus obliquus
Acanthocinus obliquus is a species of longhorn beetle in the subfamily Lamiinae, described by John Lawrence LeConte in 1862. It belongs to the tribe Acanthocinini, a group characterized by somber coloration and wood-boring larvae. The species is distributed across North America, with records from western Canada and the United States. Like other members of its genus, it is associated with coniferous forests and likely exhibits cryptic coloration adapted to pine bark.
Acanthocinus pusillus
Little Flatface Longhorn Beetle
Acanthocinus pusillus is a small longhorn beetle in the subfamily Lamiinae, described by William Kirby in 1837. The species is known from northern North America, with records from western and central Canada including Alberta, British Columbia, Manitoba, and New Brunswick. It belongs to a genus of bark-boring beetles whose larvae typically develop in coniferous wood.
Astyleiopus variegatus
Variegated Longhorned Beetle
Astyleiopus variegatus is a species of longhorned beetle in the family Cerambycidae, representing the sole member of its monotypic genus. It has been reared from dead branches of red buckeye (Aesculus pavia) in Missouri, constituting a documented larval host record. The species is distributed across eastern and central North America, with records from Canada and the United States.
Astylopsis
Astylopsis is a genus of longhorn beetles (family Cerambycidae) in the subfamily Lamiinae, tribe Acanthocinini. It was established by Thomas L. Casey in 1913. The genus contains at least five North American species, including A. sexguttata, which has been observed developing in dead pine stems. Members are associated with dead or dying coniferous and deciduous wood.
Astylopsis collaris
Astylopsis collaris is a species of longhorn beetle in the subfamily Lamiinae, described by Haldeman in 1847. It belongs to the tribe Acanthocinini, which includes many pine-associated species. The species is known from eastern North America, with records from Canada and the United States. Like other members of its genus, it is likely associated with coniferous hosts, though specific ecological details remain poorly documented.
Astylopsis fascipennis
Astylopsis fascipennis is a species of longhorn beetle in the family Cerambycidae, described by Schiefer in 2001. It belongs to the tribe Acanthocinini, a group of cerambycids commonly associated with coniferous and hardwood trees. The species is known from the United States, though specific details about its biology and ecology remain limited in published literature.
Astylopsis macula
Spotted Long-horned Beetle
Astylopsis macula is a species of longhorn beetle in the subfamily Lamiinae, described by Thomas Say in 1826. Commonly known as the Spotted Long-horned Beetle, it belongs to the tribe Acanthocinini within the family Cerambycidae. The species has been documented across eastern North America with over 500 observations recorded.
Astylopsis sexguttata
Six-speckled Long-horned Beetle
Astylopsis sexguttata is a species of longhorn beetle in the subfamily Lamiinae, first described by Thomas Say in 1827. It is commonly known as the Six-speckled Long-horned Beetle. The species is associated with coniferous trees, particularly pines, where larvae bore into dead or dying wood. Adults are active during warmer months and can be found in forested habitats across eastern North America.
Atrypanius
Atrypanius is a genus of longhorn beetles (Cerambycidae: Lamiinae) established by Henry Walter Bates in 1864, comprising approximately 30 described species distributed across the Neotropical region. The genus belongs to the tribe Acanthocinini and contains primarily xylophagous species whose larvae develop in woody stems. Atrypanius lignarius has been documented as an economically significant pest in commercial timber plantations, particularly on Paulownia fortunei in Brazil.
Dectes texanus
Dectes stem borer, Texas prick, soybean stem borer
Dectes texanus is a native North American longhorn beetle (Cerambycidae: Lamiinae) that has emerged as a significant agricultural pest of soybeans and sunflowers in the Midwestern and Great Plains regions of the United States. Adults are characterized by antennae longer than their bodies and a pale gray coloration. Larvae tunnel inside plant stems from July through October, then girdle the stem base internally before overwintering, causing pre-harvest lodging and yield losses. The species has expanded its range and pest status dramatically since the 1980s, correlating with increased soybean acreage and adoption of no-till farming practices. Originally associated with wild hosts including ragweed and cocklebur, it colonized cultivated soybeans approximately 50 years ago.
Eutrichillus
Eutrichillus is a genus of longhorn beetles in the subfamily Lamiinae, established by Henry Walter Bates in 1885. The genus comprises six described species distributed in North America, including Eutrichillus biguttatus, E. brevipilus, E. canescens, E. comus, E. neomexicanus, and E. pini. Members of this genus are associated with coniferous trees, particularly pines.
Eutrichillus canescens
Eutrichillus canescens is a species of longhorn beetle in the subfamily Lamiinae, described by Dillon in 1956. The species belongs to the tribe Acanthocinini, a group of primarily wood-boring beetles. Like other members of its genus, it is likely associated with coniferous or hardwood forest habitats. The specific epithet 'canescens' refers to a grayish or hoary appearance, suggesting a distinctive coloration among related species.
Eutrichillus neomexicanus
Eutrichillus neomexicanus is a species of longhorn beetle in the subfamily Lamiinae, first described by Champlain and Knull in 1925. Field observations indicate adults are attracted to recently dead Pinus edulis (Colorado pinyon pine) and are active nocturnally. The species has been collected at lights and observed on dead pine branches in pinyon/juniper/oak woodland habitats.
Eutrichillus pini
Eutrichillus pini is a longhorn beetle in the subfamily Lamiinae, described by Schaeffer in 1905. It belongs to the tribe Acanthocinini. The species occurs in North America and Middle America, with records from the United States and Mexico. As a member of the Cerambycidae family, its larvae likely develop in wood, though specific host associations remain undocumented in available sources.
Glaucotes
Glaucotes is a monotypic genus of longhorn beetles in the family Cerambycidae, subfamily Lamiinae, tribe Acanthocinini. The genus contains a single species, Glaucotes yuccivorus, described by Fall in 1907. The genus was established by Casey in 1913.
Glaucotes yuccivorus
Glaucotes yuccivorus is a species of longhorn beetle in the subfamily Lamiinae, and the sole member of the monotypic genus Glaucotes. Described by Fall in 1907, this beetle is found in the southwestern United States and Mexico. The species epithet 'yuccivorus' indicates an association with yucca plants, likely as a host. It belongs to the tribe Acanthocinini within the diverse family Cerambycidae.
Hyperplatys californica
Hyperplatys californica is a species of longhorn beetle in the subfamily Lamiinae, described by Casey in 1891. It is a member of the tribe Acanthocinini and has been reared from dead branches of red buckeye (Aesculus pavia) in southeastern Missouri, representing a documented larval host record. The species is part of the diverse North American cerambycid fauna associated with woody plant hosts.
Hyperplatys femoralis
Hyperplatys femoralis is a species of longhorn beetle in the subfamily Lamiinae, described by Haldeman in 1847. It belongs to the tribe Acanthocinini. Very little specific biological or ecological information has been published for this species. It has been recorded from North America, primarily the United States.
Lagocheirus
Lagocheirus is a genus of longhorn beetles in the subfamily Lamiinae, established by Dejean in 1835. The genus includes species that have been documented as pests of agricultural crops, particularly cassava and sugarcane. One species, Lagocheirus araneiformis, has been recorded with phoretic mites inhabiting specialized pronotal pits, suggesting a possible mutualistic relationship. The genus occurs across a broad geographic range spanning the Americas from the southern United States through Central America and the Caribbean to South America.
Lagocheirus obsoletus
plumeria long-horn borer
Lagocheirus obsoletus is a species of longhorn beetle in the subfamily Lamiinae. It has been recorded from the southwestern United States, Mexico, Costa Rica, Cuba, and Jamaica. The species is commonly known as the plumeria long-horn borer, suggesting an association with Plumeria plants.
Leptostylopsis planidorsus
flat-faced longhorn
Leptostylopsis planidorsus is a species of longhorn beetle in the subfamily Lamiinae. It was described by LeConte in 1873 and occurs in North America. The species belongs to the tribe Acanthocinini, a group of small to medium-sized longhorn beetles often associated with woody plants.
Leptostylopsis terraecolor
Leptostylopsis terraecolor is a species of longhorn beetle in the subfamily Lamiinae, described by Horn in 1880. It is one of approximately 30 species in the genus Leptostylopsis, a group of flat-faced longhorns distributed primarily in the Americas. The species has been documented across North America with over 400 observation records. Like other members of its tribe Acanthocinini, it is associated with woody vegetation, though specific ecological details remain limited in published literature.
Leptostylus
flatfaced longhorn beetles
Leptostylus is a genus of longhorn beetles in the subfamily Lamiinae, established by John Lawrence LeConte in 1852. The genus contains approximately 70 described species distributed primarily in the Americas, from the United States through Central and South America to Argentina. Species in this genus are characterized by their cryptic, bark-mimicking appearance and are typically associated with dead or dying woody vegetation. The genus is part of the tribe Acanthocinini, one of the largest tribes in Cerambycidae.
Lepturges
Lepturges is a genus of longhorn beetles in the subfamily Lamiinae, established by Henry Walter Bates in 1863. The genus contains exclusively Neotropical species distributed from central Mexico to southern Paraguay. Species are small to medium-sized cerambycids with typical lamiine morphology. Some species have been recorded from temperate North America, including Missouri and Vermont, though these may represent occasional vagrants or previously undocumented populations rather than established ranges. The genus is associated with woody vegetation, with at least one species (Lepturges limpidus) linked to host plants in the family Malvaceae.
Lepturges angulatus
Lepturges angulatus is a species of longhorn beetle in the subfamily Lamiinae. It was described by LeConte in 1852, with a basionym of Leiopus angulatus. The species has been reared from dead branches of red buckeye (Aesculus pavia) in Missouri, representing a documented larval host association.
Lepturges confluens
Dark-stained Longhorned Beetle
Lepturges confluens is a species of longhorn beetle in the family Cerambycidae, subfamily Lamiinae. It was described by Samuel Stehman Haldeman in 1847. The species is known to be attracted to ultraviolet and mercury-vapor lights during nocturnal activity. It has been documented in mesic lowland deciduous forests and is associated with oak-dominated habitats. The species occurs in eastern North America, with records from the United States and Canada.
Lepturges infilatus
Lepturges infilatus is a species of longhorn beetle in the subfamily Lamiinae, described by Henry Walter Bates in 1872. It belongs to the tribe Acanthocinini, a group of small to medium-sized cerambycids often associated with dead or decaying wood. The species occurs in Central America and parts of North America, including Costa Rica and Guatemala.
Lepturges pictus
Lepturges pictus is a species of longhorn beetle in the subfamily Lamiinae, described by John Lawrence LeConte in 1852. It belongs to the tribe Acanthocinini and is part of the diverse genus Lepturges, which contains numerous small to medium-sized cerambycid beetles. The species is known from North America, with records from Canada (Ontario) and the United States.
Lepturges vogti
Lepturges vogti is a species of longhorn beetle in the family Cerambycidae, subfamily Lamiinae. It was described in 1983 by Hovore and Tyson. The species belongs to the tribe Acanthocinini, a group of small to medium-sized cerambycids often associated with woody vegetation. Very few specific details about its biology, distribution, or ecology have been published.
Lepturges yucca
Lepturges yucca is a species of longhorn beetle in the family Cerambycidae, subfamily Lamiinae, described by Schaeffer in 1905. The specific epithet "yucca" suggests a possible association with Yucca plants, though this relationship requires verification. The species belongs to the tribe Acanthocinini, a group of small to medium-sized longhorn beetles often associated with woody vegetation.
Pseudastylopsis
Pseudastylopsis is a genus of longhorn beetles in the subfamily Lamiinae, established by Dillon in 1956. The genus contains four described species distributed in North America. Members are classified in the tribe Acanthocinini, a diverse group of primarily wood-feeding cerambycids. Species are associated with coniferous hosts, particularly pines.
Pseudastylopsis nebulosus
Pseudastylopsis nebulosus is a longhorn beetle species in the family Cerambycidae, described by George Henry Horn in 1880. It belongs to the subfamily Lamiinae (flat-faced longhorns) and tribe Acanthocinini. The species is known from North America, with records from the United States. Like other members of its genus, it is a wood-boring beetle with larvae that develop in dead or dying wood.
Pseudastylopsis nelsoni
Pseudastylopsis nelsoni is a species of longhorn beetle (Cerambycidae) in the subfamily Lamiinae. It was described by Linsley and Chemsak in 1995. The species belongs to the tribe Acanthocinini, a diverse group of flat-faced longhorn beetles. Very little is known about its biology or distribution beyond basic taxonomic records.
Pseudastylopsis pini
Pseudastylopsis pini is a species of longhorned beetle in the family Cerambycidae, described by Schaeffer in 1905. It belongs to the subfamily Lamiinae and tribe Acanthocinini. The species has been recorded in North and Middle America, with documented presence in Mexico and the United States. Like other members of its genus, it is associated with coniferous hosts.
Sternidius
Sternidius is a genus of flat-faced longhorned beetles (Cerambycidae: Lamiinae: Acanthocinini) established by LeConte in 1873. The genus contains at least 20 described species distributed in North America. Sternidius alpha, a broadly distributed and highly variable species, has been the subject of molecular studies revealing cryptic genetic diversity among color morphs previously treated as subspecies.
Sternidius centralis
Sternidius centralis is a species of longhorn beetle in the family Cerambycidae, subfamily Lamiinae, described by LeConte in 1884. It belongs to the tribe Acanthocinini, a group of small to medium-sized flat-faced longhorns. The species is part of the genus Sternidius, which contains multiple North American species that are often difficult to distinguish without close examination.
Sternidius chemsaki
A small longhorned beetle in the tribe Acanthocinini, described by Lewis in 1977. The genus Sternidius contains numerous small, often morphologically similar species that have undergone significant taxonomic revision. Specimens are typically collected by beating woody vegetation, particularly in western North America. The species is part of a genus that has experienced synonymization and revalidation of taxa based on subsequent revisionary work.
Sternidius decorus
Sternidius decorus is a species of longhorn beetle in the family Cerambycidae, subfamily Lamiinae. It was originally described as Liopus decorus by Fall in 1907. The species has been documented from Arizona and New Mexico, where it has been collected by beating oak vegetation. It appears to be associated with oak woodland habitats in the southwestern United States.
Sternidius imitans
Sternidius imitans is a species of longhorned beetle in the family Cerambycidae, subfamily Lamiinae. Described by Knull in 1936, this species belongs to a genus that has undergone taxonomic revision, with some species previously synonymized under S. alpha later revalidated. The genus Sternidius comprises small longhorned beetles that are frequently encountered by collectors beating vegetation.
Sternidius incognitus
Sternidius incognitus is a small longhorned beetle (Cerambycidae: Lamiinae: Acanthocinini) described by Lewis in 1977. The genus Sternidius contains multiple North American species that have undergone taxonomic revision, with some species previously synonymized under Sternidius alpha later revalidated. Specimens are typically collected by beating vegetation, particularly in association with woody plants such as New Mexico locust (Robinia neomexicana). The specific epithet "incognitus" (Latin for unknown or unrecognized) likely refers to the species' cryptic nature or delayed recognition.
Sternidius mimeticus
Sternidius mimeticus is a small longhorned beetle (Cerambycidae: Lamiinae) described by Casey in 1891. The genus Sternidius has undergone taxonomic revision, with species formerly synonymized under Sternidius alpha later revalidated. This species is part of a group of small cerambycids commonly encountered by collectors beating vegetation in western North America. Specimens are typically pointed rather than pinned due to their small size.
Sternidius misellus
Sternidius misellus is a small longhorned beetle (Cerambycidae) described by LeConte in 1852. The species belongs to the tribe Acanthocinini within the subfamily Lamiinae. It is one of numerous small, morphologically similar species in the genus Sternidius that have historically presented taxonomic challenges, with some species previously synonymized under broader concepts such as S. alpha before being revalidated. The genus is known for high variability in coloration and pattern across its range.
Sternidius punctatus
flat-faced longhorn
Sternidius punctatus is a species of flat-faced longhorn beetle in the family Cerambycidae. It is a small longhorned beetle that has been collected from woody vegetation, particularly New Mexico locust (Robinia neomexicana), in the foothills of the Rocky Mountains. The species was originally described by Haldeman in 1847 under the basionym Amniscus punctatus. Like other members of the genus Sternidius, it is associated with deciduous trees and shrubs.
Sternidius wiltii
Sternidius wiltii is a small longhorned beetle (Cerambycidae: Lamiinae: Acanthocinini) native to western North America. The genus Sternidius has undergone taxonomic revision, with species previously synonymized under S. alpha later revalidated. Specimens are typically collected by beating branches of woody vegetation. The species is small enough to require pointing rather than direct pinning for proper curation.
Sternidocinus
Sternidocinus is a monotypic genus of longhorn beetles (Cerambycidae) in the subfamily Lamiinae. The genus contains a single species, Sternidocinus barbarus, described by Van Dyke in 1920. The genus itself was established by Dillon in 1956. The sole species is endemic to California.
Sternidocinus barbarus
Sternidocinus barbarus is a longhorn beetle (Cerambycidae) and the sole species in its genus. It was described by Van Dyke in 1920 based on specimens from western North America. The species belongs to the subfamily Lamiinae, tribe Acanthocinini, a group characterized by often cryptic coloration and nocturnal habits. Its monotypic genus status makes it taxonomically distinctive within the diverse cerambycid fauna of North America.
Styloleptus
Styloleptus is a genus of longhorn beetles in the subfamily Lamiinae, tribe Acanthocinini. The genus was established by Dillon in 1956. Members of this genus are characterized by their elongated, slender body form typical of the Acanthocinini tribe. The genus contains multiple species distributed across the Neotropical region.
Trichastylopsis
Trichastylopsis is a genus of longhorn beetles (Cerambycidae) in the subfamily Lamiinae, tribe Acanthocinini. It was established by Lawrence S. Dillon in 1956. The genus currently contains two recognized species: T. albidus (described by LeConte in 1852) and T. hoguei (described by Chemsak & Linsley in 1978). iNaturalist records indicate very few observations of this genus, suggesting it is rarely encountered or understudied.