The Peruvian Amazonian species of Epirhyssa Cresson (Hymenoptera: Ichneumonidae: Rhyssinae), with notes on tropical species richness Author Gómez, Isrrael C. Author Sääksjärvi, Ilari E. Author Puhakka, Liisa Author Castillo, Carol Author Bordera, Santiago text Zootaxa 2015 3937 2 311 336 journal article 41736 10.11646/zootaxa.3937.2.4 b66a4a8e-cd41-4362-ba56-cff77ff8adcc 1175-5326 243111 46253C57-B237-4A7C-B110-49F79290CAE9 Epirhyssa lygra Porter 1978 Diagnosis . This species can be distinguished from all other Neotropical Epirhyssa by the combination of the following characters: 1) occipital carina joining hypostomal carina; 2) tergite I elongate, about 2.7 times as long as posteriorly broad; 3) propodeum smooth and polished, with median longitudinal depression; and 4) submetapleural carina sharp throughout. Distribution. Peru . Biological notes . Only one specimen ( holotype ) is known to occur in Central Peruvian Amazonia.