Stratigraphic range uncertain: Ma (1980) listed the species from the Fangyan Fm. (Albian-Cenomanian; D. Xi et al. ... [details]
Stratigraphic range uncertain: Ma (1980) listed the species from the Fangyan Fm. (Albian-Cenomanian; D. Xi et al. ... [details]
Ma (1979) referred to Ma (1980, in "Classification and Correlation of Mesozoic Volcaniclastic Rocks in ... [details]
Hangkouping, Pujiang, Zhejiang, China [details]
Hangkouping, Pujiang, Zhejiang, China [details]
Yangong bridge, Xuancheng, Anhui, China [details]
Guantou, Yongkang, Zhejiang, China [details]