Abstract
Tiphiidae, one family of aculeate Hymenoptera, remains poorly studied, despite being know about 2,000 species and 120 genera in the world. Of its seven subfamilies, Thynninae is the more diverse in terms of genera and species number, and it is distributed in Neotropical and Australiasian region. Thynninae comprehend four tribes, Scotaenini is one of them and has seven exclusively neotropi…