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等级: | Species |
No BHL Results
|
---|---|---|
上级: | Exiteloceras | |
种名: | densicostatum | |
著作权: | McLachlan & Haggart | |
发表: | Reassessment of the late Campanian (Late Cretaceous) heteromorph ammonite fauna from Hornby Island, British Columbia, with implications for the taxonomy of the Diplomoceratidae and Nostoceratidae. Journal of Systematic Palaeontology. | |
页: | [17] | |
图: | 14A–D, 15A, B | |
模式标本: | Holotype: RBCM.EH2008.011.00425.001; paratypes: RBCM.EH2015.003.0002.001, RBCM.EH2015.003.0003.001, RBCM.EH2016.005.0017.001. | |
模式产地: | Upper part of the upper Campanian Northumberland Formation, Collishaw Point, Hornby Island, British Columbia, Canada. | |
化石: | 是 | |