M. typhon prandii ♂ from Brazil, Santa Catarina, Serra do Mar A dorsal habitus B cephalic horn lateral view C aedeagus D lateral habitus.

 
 
  Part of: Prandi M, Grossi PC, Vaz-de-Mello FZ (2020) Revision of the Megasoma (Megasoma) gyas (Jablonsky in Herbst, 1785) species group (Coleoptera, Scarabaeidae, Dynastinae). ZooKeys 999: 109-145. https://doi.org/10.3897/zookeys.999.53130