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Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

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Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

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Previous events


Species Dendrobias mandibularis

Trachyderes mandibularis - Dendrobias mandibularis - male Trachyderes m. mandibularis Dupont in Audinet-Serville - Dendrobias mandibularis - female Trachyderes mandibularis (Audinet-Serville) - Dendrobias mandibularis Beetle - Dendrobias mandibularis Beetle - Dendrobias mandibularis Trachyderes mandibularis? - Dendrobias mandibularis Dendrobias mandibularis? - Dendrobias mandibularis Dendrobias mandibularis? - Dendrobias mandibularis
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Cerambycidae (Longhorn Beetles)
Subfamily Cerambycinae
Tribe Trachyderini
Subtribe Trachyderina
Genus Dendrobias
Species mandibularis (Dendrobias mandibularis)
Other Common Names
Long-jawed Longhorn Beetle
Synonyms and other taxonomic changes
Trachyderes mandibularis Dupont(1)
Explanation of Names
Dendrobias mandibularis Dupont in Audinet-Serville 1834
mandibularis refers to particularly long mandibles in males
3 named sspp., all in our area(2)
17-32 mm
Distinctive, but variable:
so. US (s. CA to sw. LA, s. FL) to Honduras - Map (2)(1)(3), mostly s. AZ, coastal TX, s. FL
Apr-Nov in TX (BG data)
Hosts: Citrus, Parkinsonia, Salix(4), Celtis(5)
Print References
Goldsmith S.K. (1985) Male dimorphism in Dendrobias mandibularis Audinet-Serville (Coleoptera: Cerambycidae). J. Kans. Ent. Soc. 58: 534-538.
Goldsmith S.K. (1987) The mating system and alternative reproductive behaviors of Dendrobias mandibularis (Coleoptera: Cerambycidae). Behav. Ecol. Sociobiol. 20: 111-115.
Goldsmith S.K., Alcock J. (1993) The mating chances of small males of the cerambycid beetle Trachyderes mandibularis differ in different environments (Coleoptera: Cerambycidae). J. Insect Behavior 6: 351-360.
Internet References
Texas Entomology - Mike Quinn 2009
Works Cited
1. A distributional checklist of the beetles (Coleoptera) of Florida.
Peck & Thomas. 1998. Florida Department of Agriculture and Consumer Services, Gainesville. 180 pp.
2.New World Cerambycidae Catalog
3.Global Biodiversity Information Facility (GBIF)
4.The Cerambycidae of North America. Part III. ...subfamily Cerambycinae, tribes Opsimini through Megaderini
E.G. Linsley. 1962. University of California Publications in Entomology 20: 1-188.
5.The Cerambycidae, or longhorned beetles, of southern Texas: a faunal survey (Coleoptera)
Hovore F.T., Penrose R.L., Neck R.W. 1987. Proc. Calif. Acad. Sci. 44: 283-334.