These new genus and species lie respectively in Changsheling Formation of PlioceneSeries, Fuping Formation of Oligocene Series and Nadu Formation of Eocene Series.

• 同时对新属中的3个未定种也作了简要描述。 新属种化石分别产自上新统长蛇岭组、渐新统伏中组、始新统那读组。