Yang Shengqiu 1991. [Late Cretaceous and Early Tertiary Echinoids from Tarim Basin]. Pp. 101-132 in Pan Huazhang, Yang Shengqiu & Sun Dongli (eds) [Late Cretaceous and Early Tertiary Gastropoda, Echinoids and Brachiopoda from Tarim Basin] Science Press, Beijing.
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Shengqiu, Y.
1991
Late Cretaceous and Early Tertiary Echinoids from Tarim Basin
Late Cretaceous and Early Tertiary Gastropoda, Echinoids and Brachiopoda from Tarim Basin