From Cupello, M. & Vaz-de-Mello (2013) Taxonomic revision of the South American dung beetle genus Gromphas Brull, 1837 (Coleoptera: Scarabaeidae: Scarabaeinae: Phanaeini: Gromphadina). Zootaxa, 3722 (4), 439-482.
Golden Stag Beetle Lamprima micardiCalled 'Stag beetles' due to the male beetles having large mandibles which look like antlers of a stag which are used to fight over females.The mandibles on a female are much smaller.Beetles ~20mmPhoto:JeanExplore: 17 Jan 2014 #37Best on black at Fluidr