First issued in release COL20.12.
Last used in release COL22.5
Published in
Ratcliffe, B. C., & Dechambre, R. P. (1983). New combinations, synonymy and distribution records for neotropical Pentodontini and Oryctini. The Coleopterists Bulletin 37(3):267-272. http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1069&context=entomologypapers