Psalidognathus modestusPsalidognathus modestus is a species of beetle belonging to the family Cerambycidae.DescriptionPsalidognathus modestus can reach a length of. The surface is shining and the basic colour is black or dark brown. The head is spiny and the mandibles are very large.DistributionThis species can be found in Colombia, Costa Rica, Ecuador, Panama and Venezuela.