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Species Deltochilum scabriusculum

Deltochilum scabriusculum Bates - Deltochilum scabriusculum - male - female Deltochilum scabriusculum Bates - Deltochilum scabriusculum Deltochilum scabriusculum Bates - Deltochilum scabriusculum Deltochilum scabriusculum Bates - Deltochilum scabriusculum
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
Superfamily Scarabaeoidea
Family Scarabaeidae (Scarab Beetles)
Subfamily Scarabaeinae (Dung Beetles)
Tribe Deltochilini
Genus Deltochilum
Species scabriusculum (Deltochilum scabriusculum)
Explanation of Names
Deltochilum scabriusculum Bates 1887
scabr (L). 'rough' (1)
Numbers
2 spp. n. of Mex. (2)
Size
20-24 mm long, and 15.5 mm wide (3)
Range
southmost TX (Cameron Co.) to Costa Rica - Map (Howden 1966)(4)(5)
Season
Number of compiled Texas collecting events by month:
June (1), September (7), October (3). (3)
June through November in Mexico
Life Cycle
Deltochilum species appear to be general scavengers of dung and carrion (Halffter & Matthews 1966).
Remarks
First U.S. report of this sp. appears to be from Leng (1920) who cites "Tex" as the range of the species. (6)
Texas considers this to be a "Species of Greatest Conservation Need" (SGCN) (7)
Print References
Halffter, G. and E. G. Matthews 1966. The natural history of dung beetles of the subfamily Scarabaeinae (Coleoptera, Scarabaeidae). Folia Entomologica Mexicana 12-14: 1-312.
Howden, H.F. 1966. Notes on the Canthonini of the Biologia Centrali-Americana and descriptions of new species (Coleoptera: Scarabaeidae). The Canadian Entomologist 98: 725-741.
Riley, E.G. & J.E. King. 2009. Element record datasheets submitted to Texas Parks & Wildlife Department, Wildlife Division, Austin. (3)
Riley, E.G. & C.S. Wolfe. 2003. An annotated checklist of the Scarabaeoidea of Texas. Southwestern Entomologist, Supplement, no. 26. 37 pp. (4)
Internet References
Texas Entomology - Mike Quinn, 2008
Works Cited
1.Dictionary of Word Roots and Combining Forms
Donald J. Borror. 1960. Mayfield Publishing Company.
2.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
3.Element record datasheets, submitted to Texas Parks & Wildlife Department, Wildlife Division, Austin.
Riley E.G., King J.E. 2009.
4.An annotated checklist of the Scarabaeoidea of Texas.
Edward G. Riley & Charles S. Wolfe. 2003. Southwestern Entomologist, Supplement. 37 pp.
5.Global Biodiversity Information Facility (GBIF)
6.Catalogue of the Coleoptera of America, North of Mexico ("The Leng Catalogue")
Charles W. Leng. 1920. John D. Sherman, Jr., Mount Vernon, NY. x + 470 pp.
7.Texas "Species of Greatest Conservation Need" (SGCN) - TPWD