Longhorn-beetle
Guides
Atylostagma glabra
Atylostagma glabra is a longhorn beetle (family Cerambycidae) in the tribe Elaphidiini, described by Schaeffer in 1909. The species is distributed in Middle America and North America. It is currently accepted as a valid species by GBIF, though Catalogue of Life lists it as a synonym of Atylostagma polita. Like other members of the Elaphidiini, it likely shares the general characteristics of being a wood-boring beetle with larvae that develop in dead or dying wood.
Bisaltes tibialis
Bisaltes tibialis is a species of longhorn beetle in the family Cerambycidae, described by Schaeffer in 1908. It belongs to the subfamily Lamiinae and tribe Apomecynini. The species is known from limited observations and museum records, with only two documented observations on iNaturalist. As a member of the large and diverse Cerambycidae family, it is one of many species within the genus Bisaltes, which is distributed primarily in the Neotropical region.
Brachyleptura rubrica
Red-winged Longhorn Beetle
Brachyleptura rubrica is a longhorn beetle (Cerambycidae: Lepturinae) described by Thomas Say in 1824. It is a flower-visiting species commonly found on white, compound, flat-topped inflorescences, particularly Hydrangea arborescens. The species is distinguished by its often abbreviated elytra and white-annulated antennae. Larvae develop in decaying hardwoods including beech, birch, elm, hickory, and maple.
Brachysomida atra
Brachysomida atra is a species of longhorn beetle in the subfamily Lepturinae, described by John Lawrence LeConte in 1850. It occurs in western North America, with records from Alberta and British Columbia in Canada, and the United States. As a member of the Rhagiini tribe, it belongs to a group of flower-visiting longhorn beetles, though specific biological details for this species remain poorly documented.
Brachysomida bivittata
Double-lined Longhorn Beetle
Brachysomida bivittata is a small longhorn beetle in the subfamily Lepturinae, commonly known as the Double-lined Longhorn Beetle. The species measures 7–11 mm in length. It occurs in Canada and the north-central United States, with Nebraska specifically documented. Three historical varieties have been described: fusciceps, nigripennis, and varians.
Brachysomida vittigera
Brachysomida vittigera is a species of longhorn beetle in the family Cerambycidae, described by Linsley and Chemsak in 1972. It belongs to the subfamily Lepturinae (flower longhorns) and tribe Rhagiini. The species is known from the United States.
Brachyta lanhami
Brachyta lanhami is a species of longhorn beetle (family Cerambycidae) described by Lewis in 1976. The species has been subject to taxonomic revision, with some authorities placing it in the genus Evodinus. It belongs to the subfamily Lepturinae, a group commonly known as flower longhorns due to their frequent association with flowers. The species is known from North America, though published biological details remain limited.
Cacophrissus pauper
Cacophrissus pauper is a species of longhorn beetle in the family Cerambycidae. It was described by Henry Walter Bates in 1885. The species belongs to the subfamily Cerambycinae and tribe Hesperophanini. Very little is known about its biology or ecology beyond its taxonomic classification.
Callidiellum rufipenne
Japanese Cedar Longhorned Beetle
Callidiellum rufipenne is a small longhorn beetle (Cerambycidae) native to East Asia, commonly known as the Japanese Cedar Longhorned Beetle. It is a wood-boring pest of conifers in the Cupressaceae and Pinaceae families. The species has been introduced to multiple regions outside its native range, including eastern North America, Europe, and Oceania, where it has established populations. It is of economic concern due to damage to ornamental and timber conifers.
Callimoxys nigrinus
Callimoxys nigrinus is a longhorn beetle (Cerambycidae) described in 2011 from the western United States. The species is known from limited collections and remains poorly documented in the scientific literature. Its biology and ecology have not been formally studied.
Callimoxys ocularis
Callimoxys ocularis is a species of longhorn beetle in the family Cerambycidae, described in 2011 by Hammond and Williams. It belongs to the tribe Stenopterini within the subfamily Cerambycinae. The species is known from the United States, though specific details about its biology and ecology remain limited due to its relatively recent description.
Callimoxys sanguinicollis
Blood-necked Longhorn Beetle
Callimoxys sanguinicollis is a species of longhorn beetle in the family Cerambycidae. It was first described by Olivier in 1795 under the basionym Necydalis sanguinicollis. The species is known from eastern North America, with records from Canada (New Brunswick, Ontario, Québec) and the United States. It is commonly referred to as the Blood-necked Longhorn Beetle, a name referencing its distinctive red or reddish-orange pronotum.
Callimus ruficollis
Callimus ruficollis is a species of longhorn beetle in the family Cerambycidae, described by LeConte in 1873. It belongs to the tribe Stenopterini within the subfamily Cerambycinae. The species is distributed in western North America, with records from California, Mexico, and the United States. As a member of the genus Callimus, it is part of a group of beetles characterized by their slender, elongated bodies and relatively short antennae compared to many other cerambycids.
Calloides nobilis
Calloides nobilis is a longhorn beetle species in the family Cerambycidae, first described by Harris in 1837. The species is known to occur in North America, with records from the United States and Canada. A subspecies, Calloides nobilis mormonus, has been documented from fire-affected areas of the Kaibab Plateau in Arizona. The species is attracted to sweet red wine-baited traps, suggesting adult feeding behavior involving fermenting substrates.
Calloides nobilis nobilis
A North American longhorn beetle subspecies in the tribe Clytini. The subspecific epithet indicates this is the nominate form of Calloides nobilis. Records indicate presence in Canada and the United States.
Centrodera quadrimaculata
Centrodera quadrimaculata is a longhorn beetle species in the subfamily Lepturinae, tribe Rhagiini. It was described by Champlain and Knull in 1922. The species is known from North America, specifically the United States.
Charlesella viticola
Charlesella viticola is a species of longhorn beetle in the family Cerambycidae, subfamily Lamiinae. It was described by Schaeffer in 1908. The species belongs to the tribe Desmiphorini, a group of relatively small to medium-sized cerambycids often associated with woody plants. Very few observations of this species have been documented, with only three records in iNaturalist as of the knowledge cutoff.
Chemsakiella ricei
Chemsakiella ricei is a species of longhorn beetle in the family Cerambycidae, described by Chemsak in 1984. The genus Chemsakiella was established to honor the entomologist John A. Chemsak, and the species epithet ricei honors Dr. Eleanor Spicer Rice, an entomologist and science communicator. As a member of the tribe Trachyderini, it belongs to a group of cerambycids often associated with woody plants. The species is known from very few observations, with limited published information on its biology.
Chlorophorus fainanensis
Chlorophorus fainanensis is a longhorn beetle species in the family Cerambycidae, originally described by Maurice Pic in 1918. The species is currently treated as a synonym of Chlorophorus signaticollis in some taxonomic databases, though it remains recognized as a valid species in others. It belongs to the diverse genus Chlorophorus, which contains numerous bamboo-feeding species. The taxonomic status of this species appears to be unsettled, with conflicting treatments across major biodiversity databases.
Clytus blaisdelli
Clytus blaisdelli is a longhorn beetle species in the family Cerambycidae, first described by Van Dyke in 1920. It belongs to the genus Clytus, a group of cerambycids often noted for wasp-mimicking coloration and patterns. The species occurs in North America, with records from the United States. As with many Clytus species, it likely exhibits Batesian mimicry of Hymenoptera as a defensive adaptation.
Clytus clitellarius
Clytus clitellarius is a species of longhorn beetle in the family Cerambycidae, described by Van Dyke in 1920. It belongs to the tribe Clytini, a group known for wasp-mimicking coloration patterns. The species is native to North America, with records from the United States. Like other members of the genus Clytus, it likely exhibits Batesian mimicry of wasps or bees as a defensive adaptation.
Clytus marginicollis
Clytus marginicollis is a small longhorn beetle in the family Cerambycidae, described by Castelnau and Gory in 1841. Adults are wasp mimics with distinctive black and yellow coloration. The species occurs in eastern North America, where larvae develop in dead pine branches and adults are often found under pine bark.
Clytus ruricola
Round-necked Longhorn Beetle
Clytus ruricola is a longhorn beetle in the family Cerambycidae, first described by Olivier in 1795. It belongs to the tribe Clytini, a group known for wasp-mimicking coloration. The species occurs across North America and is one of several Clytus species with distinctive yellow and black patterned elytra. It is a hardwood-associated beetle whose larvae develop in dead or decaying wood.
Coleomethia xanthocollis
Coleomethia xanthocollis is a species of longhorn beetle (Cerambycidae) described by Josef N. Knull in 1935. It belongs to the tribe Methiini, a group of cerambycids often associated with arid and semi-arid habitats. The species is known from the United States, with records indicating presence in North America. Specific ecological details remain limited in published literature.
Conquistator mucronatus
Conquistator mucronatus is a longhorn beetle in the family Cerambycidae, tribe Clytini, historically classified under the genus Neoclytus. The species is characterized by its association with dead and dying hardwood trees, particularly hackberry (Celtis spp.), and is frequently attracted to fermenting baits. It has been documented across the central and eastern United States, with records from Missouri, Oklahoma, and other states. The species exhibits morphological variation, with some populations formerly recognized as a distinct form "vogti."
Cortodera cubitalis
Cortodera cubitalis is a species of longhorn beetle in the family Cerambycidae, subfamily Lepturinae. It was described by LeConte in 1861. The species is recorded from North America, specifically the United States. As a member of the Rhagiini tribe, it belongs to a group of flower-visiting longhorn beetles, though specific ecological details for this species remain limited in published sources.
Crioprosopus rimosus
Beautiful Mesquite Borer
Crioprosopus rimosus is a longhorn beetle (Cerambycidae) native to southwestern North America and Mexico. The species is known from scattered records in the United States (Arizona) and Mexico. It is associated with mesquite and other woody legumes, with larvae developing in living or stressed host trees. Adults are large, striking beetles with reddish coloration. The species appears to be genuinely uncommon rather than simply under-collected, though it can be attracted to fermenting baits.
Crossidius coralinus ascendens
Crossidius coralinus ascendens is a subspecies of longhorn beetle (Cerambycidae) in the genus Crossidius, a strictly North American group. This subspecies occurs in California and exhibits the characteristic red-and-black coloration of C. coralinus, with males showing variable development of black elytral markings (thin to moderately expanded sutural stripes) while females typically display more consistently expanded black areas. Adults emerge in late August and September to feed on yellow flowers of Ericameria nauseosa (gray rabbitbrush), their larval host plant. The subspecies was described by Linsley in 1957 and is one of several geographically segregated populations within the highly polytopic C. coralinus species complex.
Crossidius humeralis
Crossidius humeralis is a species of longhorn beetle in the family Cerambycidae, first described by John Lawrence LeConte in 1858. It belongs to a diverse, exclusively western North American genus whose members are intimately associated with flowering shrubs in the Asteraceae family. Like other Crossidius species, adults are diurnal and strongly tied to their host plants for feeding and reproduction.
Crossidius suturalis intermedius
Crossidius suturalis intermedius is a subspecies of longhorn beetle in the family Cerambycidae, described by LeConte in 1873. It belongs to the highly variable species C. suturalis, which occurs across southwestern North America. The subspecies has been collected in association with flowers of Isocoma tenuisecta (burroweed), a composite plant in the Asteraceae family. Field observations indicate it is found in arid and semi-arid habitats of the southwestern United States and adjacent Mexico, with adults active during late summer and early autumn when host plants bloom.
Crossidius suturalis melanipennis
Crossidius suturalis melanipennis is a subspecies of longhorn beetle in the family Cerambycidae. It belongs to the genus Crossidius, a group of flower-visiting beetles associated with composite plants in arid and semi-arid regions of western North America. This subspecies was described by Penrose in 1984 and is part of a complex of subspecies within C. suturalis that show geographic variation in coloration and elytral markings.
Crossidius suturalis pubescens
Crossidius suturalis pubescens is a subspecies of longhorn beetle in the family Cerambycidae, described by Linsley in 1957. It belongs to the species Crossidius suturalis, a member of the flower-visiting cerambycid genus Crossidius. The subspecies is distributed in southwestern North America, with records from Arizona and New Mexico. Field observations indicate adults are active in late summer and early autumn, where they have been found on flowers of Isocoma tenuisecta and related composite plants.
Crossidius suturalis suturalis
Crossidius suturalis suturalis is a subspecies of longhorn beetle (Cerambycidae) in the genus Crossidius. It occurs in the southwestern United States and northern Mexico. Adults have been observed on flowers of Isocoma tenuisecta (burroweed) and related Isocoma species, particularly in late summer and early fall. The subspecies is part of a complex of fall-active Crossidius beetles associated with composite host plants.
Curtomerus flavus
Curtomerus Longhorned Beetle
Curtomerus flavus is a longhorn beetle (Cerambycidae) described by Johan Christian Fabricius in 1775. The species is distributed across North, Central, and South America, as well as Pacific and Caribbean islands. It belongs to the subfamily Cerambycinae and tribe Callidiopini. Limited ecological and behavioral information is available for this species.
Cyphonotida rostrata
A longhorn beetle species in the subfamily Lepturinae, characterized by an elongated rostrum. The species occurs across South America with records from Bolivia, Brazil, and Colombia, with a recent first record from Peru in seasonally dry forest habitat. The subspecies C. rostrata rostrata has been documented in disturbed localities.
Cyphonotida rostrata borealis
Cyphonotida rostrata borealis is a subspecies of longhorn beetle (Cerambycidae) described by Linsley & Chemsak in 1976. It belongs to the subfamily Lepturinae, a group commonly known as flower longhorns. The subspecies is distinguished from the nominate form by its more northerly distribution. Records indicate presence in Bolivia, Brazil, and Colombia, though specific ecological details remain poorly documented in accessible literature.
Dendrobias mandibularis mandibularis
A large cerambycid beetle in the tribe Trachyderini, notable for males possessing extraordinarily enlarged mandibles used in combat. The nominate subspecies occurs in the southwestern United States and Mexico. Adults are diurnal and frequently encountered on flowering vegetation, particularly Baccharis sarothroides. The species has been subject to taxonomic confusion, with some authorities placing it in the genus Trachyderes.
Dere thoracica
Dere thoracica is a longhorn beetle (Cerambycidae) first reported in the United States in 2021. The species was previously known from East Asia (China, Japan, Korea) before its detection in the eastern United States, where it has since undergone range expansion. As a cerambycid beetle, it belongs to a family whose larvae are predominantly wood-borers, though specific biological details for this species remain limited in published literature.
Derobrachus hovorei
Palo Verde Root Borer, Palo Verde Beetle, Palo Verde Borer Beetle
Derobrachus hovorei is a large longhorn beetle native to the southwestern United States and northern Mexico. It was formally described as a distinct species by Santos-Silva in 2007, having been previously confused with D. geminatus for over a century. Adults are among the largest beetles in North America, reaching up to 3.5 inches in length. The species is named for its larval association with palo verde trees (Parkinsonia spp.), though it has been observed feeding on roots of various other tree species in urban environments.
Derobrachus leechi
Derobrachus leechi is a large prionine longhorn beetle described in 1977 from the southwestern United States and Mexico. It belongs to a genus commonly known as palo verde root borers, though specific host associations for this species remain undocumented. The species is rarely encountered in collections and field observations are sparse.
Derobrachus thomasi
Thomas's Oak Borer
Derobrachus thomasi is a species of longhorn beetle in the family Cerambycidae, described by Santos-Silva in 2007. It belongs to the genus Derobrachus, which comprises large wood-boring beetles commonly known as oak borers. The species has been recorded in the United States and is known by the common name Thomas's Oak Borer. As a member of the Prioninae subfamily, it is part of a group of robust, often large-bodied cerambycids associated with hardwood trees.
Desmiphora aegrota
Desmiphora aegrota is a species of longhorn beetle in the family Cerambycidae, first described by Henry Walter Bates in 1880. The species belongs to the genus Desmiphora, an exclusively New World group characterized by distinctive tufts of erect hairs. It is known from the southern United States and Panama, with records also from Costa Rica and Guatemala. As with other members of its genus, it is likely associated with woody plants, though specific biological details remain poorly documented.
Dicentrus
Dicentrus is a genus of longhorn beetles (Cerambycidae) in the tribe Opsimini, subfamily Cerambycinae. The genus was established by LeConte in 1880. It is part of the diverse chrysomeloid beetle radiation, characterized by elongated bodies and long antennae typical of the family. The genus contains relatively few documented species and appears to be rarely encountered, with limited biological data available.
Dihammaphora dispar
Dihammaphora dispar is a species of longhorn beetle in the family Cerambycidae. It was described by the French entomologist Louis Alexandre Auguste Chevrolat in 1859. The genus Dihammaphora belongs to the tribe Rhopalophorini within the subfamily Cerambycinae. Very little specific information is available about the biology or ecology of this particular species.
Dorcaschema cinereum
Ashen Longhorned Beetle
Dorcaschema cinereum is a longhorn beetle (Cerambycidae) in the subfamily Lamiinae, commonly known as the Ashen Longhorned Beetle. It was first described by Guillaume-Antoine Olivier in 1795 under the genus Saperda. The species is native to North America and has been recorded from the United States and Ontario, Canada.
Dylobolus
Dylobolus is a monotypic genus of longhorn beetles (Cerambycidae) containing the single species Dylobolus rotundicollis. The genus was established by James Thomson in 1868. It belongs to the tribe Hemilophini within the subfamily Lamiinae.
Dylobolus rotundicollis
Firefly Longhorn
Dylobolus rotundicollis is a longhorn beetle (family Cerambycidae) in the subfamily Lamiinae, tribe Hemilophini. It was described by James Thomson in 1868 and is known from Costa Rica and the United States. The species has been historically classified under the genus Mecas, which remains a synonym. Observations suggest adult activity during summer months in North American regions.
Eburia distincta
Eburia distincta is a species of longhorn beetle in the family Cerambycidae, first described by Haldeman in 1848. It is native to North America and belongs to the tribe Eburiini within the subfamily Cerambycinae. Like other members of the genus Eburia, it is a wood-boring beetle whose larvae develop in dead or decaying wood. The species is documented in entomological collections and databases, though detailed biological studies remain limited.
Eburia linsleyi
Eburia linsleyi is a species of longhorn beetle in the family Cerambycidae, described by Lacey in 1949. The species is known from North America and Middle America, with records from the United States. It belongs to the tribe Eburiini within the subfamily Cerambycinae. Very little specific biological or ecological information is available for this species in published sources.
Eburia mutica
Lesser Ivory-marked Beetle
Eburia mutica is a species of longhorn beetle in the family Cerambycidae, tribe Eburiini. It is commonly known as the Lesser Ivory-marked Beetle. The species occurs in North America and Middle America, with records from both the United States and Mexico. Like other members of the genus Eburia, it is characterized by distinctive ivory-colored markings on the elytra.