Yu, W.; Pan, H.-Z.; Wang, H.-J. (1974). Triassic gastropods. In: Nanjing Institute of Geology and Palaeontology, Academia Sinica (Ed.) A Handbook of the Stratigraphy and Paleontology in Southwest China. Science Press, Beijing, pp. 320-326.
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Yu, W.; Pan, H.-Z.; Wang, H.-J.
1974
Triassic gastropods
In: Nanjing Institute of Geology and Palaeontology, Academia Sinica (Ed.) A Handbook of the Stratigraphy and Paleontology in Southwest China. Science Press, Beijing, pp. 320-326