Potamanaxas laoma cosna Evans, 1953;  Comments: Peru, Bolivia TL: Bolivia.

Potamanaxas laoma cosna ♂, specimen No. BMNH(E)#1054199 [BMNH]. Genitalia of the holotype.   —   Photo taken by Nick V. Grishin. Any use of this image, except for personal study, requires prior written consent of the Natural History Museum, London