共 7 条
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Mollusca3. Teichert C,Kummel B,Sweet WCet al. Treatise on Invertebrate Paleontology . 1964
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Ordovician and Silurian cephalo-pods from Tasmania. Teichert C,Glenister B F. Australia.Bulletin of American Paleon-tology . 1953
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Palaeozoic stratigraphy of Xainzaarea,northern Xizang(Tibet). Xia Dai-xiang. Contribution to the Geologyof the Qinghai-Xizang Plateau . 1982
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Study of the Pseudorthoceratidae. Flower R H. Palaeonto-graphica Americana . 1939
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New materials of Palaeozoic Cephalo-pods from Xizang(Tibet)of China. Lai Cai-geng. Contribution to the Ge-ology of the Qinghai-Xizang Plateau . 1982
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Ordovician Cephalopods from Xainza,Xizang(Tibet). Lai Cai-geng. Acta Palaeontologica Polonica . 1982