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Species Tomarus gibbosus

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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 Scarabaeidae (Scarab Beetles)
Subfamily Dynastinae (Rhinoceros Beetles)
Tribe Pentodontini
Genus Tomarus (Carrot Beetles)
Species gibbosus (Tomarus gibbosus)
Other Common Names
the Carrot Beetle
Synonyms and other taxonomic changes
Orig. Comb: Scarabaeus gibbosus De Geer, 1774
Many, many synonyms, mostly from Casey indicates that this far ranging sp. is quite variable. (Casey described Tomarus gibbosus 23 times!!)
One western subspecies, obsoletus was until recently recognized.
9 spp. n. of Mex. (1)

Det. E. G. Riley, 2010
coast to coast / Mex.
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.