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等级: | Species | |
---|---|---|
上级: | Inoceramus | |
种名: | pennatus | |
著作权: | Logan | |
发表: | The invertebrates of the Benton, Niobrara, and Fort Pierre Groups, Pt. VIII. IN Williston, S.L., Paleontology, Pt. I (upper Cretaceous). Kansas University Geological Survey 4: 431-518. | |
页: | 488 | |
图: | Pl. CXVIII, fig. 2; pl. CXX, fig. 2 | |
模式标本: | KU | |
模式产地: | Cretaceous; Niobrara Formation, Pteranodon beds | |
化石: | 是 | |