Figures 29–33 in New synonyms and records of Costa Rican and Panamanian dung beetles (Coleoptera: Scarabaeidae: Scarabaeinae)

Figures 29–33. Head of hypothelic O. cyanellus green morph male (Estación Barva, Heredia). Note almost nonexistent frontal keel horns and the characteristic circular clypeus shape. 30). Lamella copulatrix of a euthelic green morph specimen (Estación Barva, Heredia). Disassembled lamella copulatrix: a) main copulatory lamella, b) secondary lamella, c) lamellar band, d) keel of the right branch, e) keel of the basal margin. Terminology from Zunino and Halffter (1988). 31). Lamella copulatrix of a euthelic green morph specimen (Estación Barva, Heredia). Disassembled lamella copulatrix: a) main copulatory lamella, b) secondary lamella, c) lamellar band, d) keel of the right branch, e) keel of the basal margin. Terminology from Zunino and Halffter (1988). 32). Hypothelic main copulatory lamella from a copper color morph (Monte de la Cruz, Heredia. 33). Hyperthelic main copulatory lamella from a copper color morph (La Unión, Cartago).