Full reference: H. C. Zhang and A. P. Rasnitsyn. 2006. Two new anaxyelid sawflies (Insecta, Hymenoptera, Siricoidea) from the Yixian Formation of western Liaoning, China. Cretaceous Research 27:279-284
Type specimen: NIGP 135549, an exoskeleton. Its type locality is Huangbanjigou, Shangyuan Town, NIGP collection, which is in a Barremian lacustrine - large mudstone in the Yixian Formation of China.
Average measurements (in mm): body length 15.0, forewing 8.40 x 3.50