Nyssonini
Metanysson coahuila, copyright CBG Photography Group.
Belongs within: Bembicidae.
Contains: Epinysson, Zanysson, Nysson, Synnevrus, Brachystegus.
The Nyssonini are a group of medium-sized to small wasps, usually with a heavily armoured integument, that are kleptoparasites of other Bembicidae or Crabronidae (Bohart & Menke 1976).
Characters (from Bohart & Menke 1976): Eyes converging below, often strongly, inner margins slightly to moderately emarginate above; ocelli well developed. Читать дальше...