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Genus Aphonus

Rhinoceros Beetle - Aphonus Aphonus texanus Gill & Howden - Aphonus texanus Aphonus densicauda Casey - Aphonus densicauda - male Aphonus Aphonus brevicruris Cartwright - Aphonus brevicruris Aphonus texanus - female Aphonus texanus - female beetle  - Aphonus
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 Scarabaeidae (Scarab Beetles)
Subfamily Dynastinae (Rhinoceros Beetles)
Tribe Pentodontini
Genus Aphonus
Explanation of Names
Aphon is a sacred mountain in Greece where many ancient Orthodox monasteries are situated.
Numbers
Six species, all found in the east, as far west as Texas;

Aphonus brevicruris Cartwright 1944
Aphonus castaneus (Melsheimer 1846)
Aphonus densicauda Casey 1915
Aphonus texanus Gill and Howden 1985
Aphonus tridentatus (Say 1823)
Aphonus variolosus (LeConte 1847)
Identification
Clypeus with tridentate carina; anterior tibia emarginations between external teeth shallowly indicated, especially two apical teeth.
Range
Eastern US, to Texas
Print References
Gill, B.D., and H.F. Howden. 1985. A review of the North American genus Aphonus LeConte. Coleopterists Bulletin 39:119-129.