Species: fragilis YOUNG, 1942 (nomen dubium)
Etymology: Latin, fragilis, "fragile."
Holotype: IVPP AS V232-235
Locality: Guangyuan, Kweiyuang County, north Sichuan (Szechwan) Province, China.
Horizon: ?Shangshaximiao Formation.
Biostratigraphy:
Age: Tithonian Stage, Upper Malm Epoch, Late Jurassic.
Material: 4 teeth.