Full reference: J. F. Zhang. 1989. Fossil Insects From Shanwang, Shandong, China 1-459
Sister taxa: none
Type specimen: s82702, a forewing. Its type locality is Shanwang, Linqu County, collection s (Shandong Provincial Museum), which is in a Miocene lacustrine - large mudstone in the Shanwang Formation of China.
Ecology: epifaunal grazer
Average measurements (in mm): forewing 25.8 x 11.8