Characters of the thorax (ventral view) and elytral apex (dorsal and lateral views). Mesosternal keel not surpassing base of mesocoxae (A) or keel surpassing base of mesocoxae (B). Acute, spiniform projections at apex of elytra (C, D). A Homonyx elongatus B Pelidnota dobleri Frey C Mesomerodon gilletti, dorsal view D Mesomerodon gilletti, lateral view.

 
 
  Part of: Moore MR, Jameson ML, Garner BH, Audibert C, Smith ABT, Seidel M (2017) Synopsis of the pelidnotine scarabs (Coleoptera: Scarabaeidae: Rutelinae: Rutelini) and annotated catalog of the species and subspecies. ZooKeys 666: 1-349. https://doi.org/10.3897/zookeys.666.9191