Xizangospira Wang, 1975

in Yu, in Zhongguo Kexue Yuan, Xizang Kexue Kaochadui [Acad. Sinica. Tibetan Sci. Exped. Team], Zhumulangmafeng diqu kexue kaocha baogao 1966-1968. [A report of the scientific expedition in the Mount Jolmo Lungma (Everest) reg Palaeontology. ] Fasc. 1. Sc