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Species Eleodes tricostata

Powerful Looking Beetle - Eleodes tricostata bumpy ridge beetle - Eleodes tricostata Beetle - Eleodes tricostata Beetle - Eleodes tricostata teneb. - Eleodes tricostata Tenebrionid Beetle? - Eleodes tricostata Eleodes tricostatus - Eleodes tricostata Black Beetle - Eleodes tricostata
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 Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Tenebrionidae (Darkling Beetles)
Subfamily Tenebrioninae
Tribe Amphidorini
Genus Eleodes (Desert Stink Beetles)
No Taxon (subgenus Melaneleodes)
Species tricostata (Eleodes tricostata)
Other Common Names
Three-ribbed Darkling Beetle
Synonyms and other taxonomic changes
Eleodes tricostatus (Say)
Orig. Comb: Blaps tricostata Say 1824
Explanation of Names
tricostata = 'three-ribbed'
13-23 mm(1)
c. NA (MB-NT to AZ-TX) / Mex. - Map (2)(1)(3)
Life Cycle
common on ant mounds, not bothered by ants (Brush Freeman, pers. obs. 2013)
the most common and widespread member of the genus; garden and wheat pest(1)
The gender of Eleodes is feminine (4), so adjectivic species names end -is or -a, not -um.
See Also
Eleodes parowana Blaisdell
Print References
Maxwell J.A., Young D.K. (1998) A significant eastern range extension for Eleodes tricostatus (Say) (Coleoptera: Tenebrionidae). The Coleopterists Bulletin 52: 90–92.
Parks H.B. (1918) Notes on Eleodes tricostata Say. Journal of Economic Entomology 11: 388.
Works Cited
1.The genus Eleodes Eschscholtz (Coleoptera: Tenebrionidae) in Texas.
Triplehorn et al. 2009. The Coleopterists Bulletin 63(4): 413-437.
2.Bousquet Y., ed. (1991) Checklist of the beetles of Canada and Alaska
3.Global Biodiversity Information Facility (GBIF)
4.Catalogue of Tenebrionidae (Coleoptera) of North America
Yves Bousquet, Donald B. Thomas, Patrice Bouchard, Aaron D. Smith, Rolf L. Aalbu, M. Andrew Johnston, Warren E. Steiner Jr. 2018. ZooKeys 728: 1-455.