Full reference: J. F. Zhang. 1989. Fossil Insects From Shanwang, Shandong, China 1-459
Sister taxa: none
Type specimen: s82648, an exoskeleton. Its type locality is Shanwang, Linqu County, collection 4, which is in a Miocene lacustrine - large mudstone in the Shanwang Formation of China.
Average measurements (in mm): body length 8.10, forewing 5.60 x 2.40, hindwing 4.30 x 1.50