Insecta - Hemiptera - Palaeontinidae
Alternative combination: Liaocossus fengningensis
Full reference: D. Ren, J. Yin, and W. Dou. 1998. Late Jurassic Palaeontinids (Homoptera; Auchenorrhyncha) from Hebei and Liaoning Provinces in China. Entomologia Sinica 5(3):222-232
Belongs to Ilerdocossus according to B. Wang et al. 2008
Sister taxa: Ilerdocossus beipiaoensis, Ilerdocossus exiguus, Ilerdocossus hui, Ilerdocossus ningchengensis, Ilerdocossus pingquanensis, Ilerdocossus pulcherrima, Ilerdocossus villaltai
Type specimen: HF95030, an exoskeleton. Its type locality is Xituyao village, which is in a Barremian lacustrine - large horizon in the Yixian Formation of China.
Ecology:
Average measurements (in mm): Body 26.0 x 15.0, body 27.9 x 17.9, forewing 40.9 x 18.7, hindwing 20.9 x 11.8