Full reference: A. P. Rasnitsyn. 1975. Hymenoptera Apocrita of Mesozoic. Transactions of the Palaeontological Institute Academy of Sciences of the USSR 147:1-134
Type specimen: PIN 3053/386, an exoskeleton. Its type locality is Uda River (PIN collection 3053), which is in an Oxfordian/Kimmeridgian terrestrial horizon in the Uda Formation of the Russian Federation.
Average measurements (in mm): body length 4.50, forewing length 3.00