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Genus Bolbocerosoma

Beetle - Bolbocerosoma farctum Beetle - Bolbocerosoma farctum Beetle - Bolbocerosoma farctum Beautiful squeaking large ladybug thing? - Bolbocerosoma lepidissimum Earth-borer - Bolbocerosoma pusillum Bolbocerosoma farctum? - Bolbocerosoma farctum beetle - Bolbocerosoma bruneri Beetle - Bolbocerosoma bruneri
Classification
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)
Superfamily Scarabaeoidea (Scarab, Stag and Bess Beetles)
Family Geotrupidae (Earth-Boring Scarab Beetles)
Subfamily Bolboceratinae
Genus Bolbocerosoma
Explanation of Names
Bolbocerosoma Schaeffer 1906
from genus name Bolboceras + soma 'body'
Numbers
12 spp., all in our area(1)(2); 9 spp. reported from TX(3)
Identification
keys to spp. in (4)
Range
NA east of the Rocky Mtns(1); e. Asia (Krikken 1979)
Remarks
rare all-black specimen:
Works Cited
1.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.
2.The Scarabaeoid Beetles of Nebraska
Brett C. Ratcliffe & M.J. Paulsen. 2008. University of Nebraska State Museum, Vol 22, 570 pp.
3.An annotated checklist of the Scarabaeoidea of Texas.
Edward G. Riley & Charles S. Wolfe. 2003. Southwestern Entomologist, Supplement. 37 pp.
4.Biology and taxonomy of North American beetles of the subfamily Geotrupinae, with revisions of the genera....
H.F. Howden. 1955. Proceedings of the United States National Museum, 104(3342): 151-319, plates 1-18.