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Collagenus dasysternus ... with a key to the New World genera of Pentodontini
By Brett Ratcliffe and Martin Hardy
The Coleopterists Bulletin, Vol. 59, pp.143-150, 2005
Cite: 1147290
Brett Ratcliffe and Martin Hardy, Collagenus dasysternus, a new genus and species of Dynastinae from eastern Venezuela with a key to the New World genera of Pentodontini (Coleoptera: Scarabaeidae: Dynastinae), The Coleopterists Bulletin 59(1): 143-150, 2005.

From BG's Pentodontini Info tab, "One error noticed; couplet 11- range of genus Aphonus should be 'United States east of the Rocky Mountains'".

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