Cheng Jinhui and He Chengquan, 2001
From dinoflaj3
Cheng Jinhui and He Chengquan, 2001: Early Cretaceous dinoflagellates from the Didao Formation in the Jixi Basin, eastern Heilongjiang Province, NE China. Acta Palaeontologica Sinica, v.40, no.1, p.127-133.