Baculites thomi Reeside, 1927, an Upper Cretaceous ammonite in the Western Interior of the United States

Baculites thomi Reeside, 1927, an Upper Cretaceous ammonite in the Western Interior of the United States

The heteromorphic ammonite Baculites is an important marker fossil for much of the marine Upper Cretaceous of the Western Interior of the US. Baculites thomi Reeside, 1927, is a previously poorly known species that is herein redescribed from well-preserved material from the top of the Kevin Member o...

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Príomhchruthaitheoirí: Cobban, W, Kennedy, W
Formáid: Journal article
Teanga:English
Foilsithe / Cruthaithe: 1991
Cur síos
Achoimre:The heteromorphic ammonite Baculites is an important marker fossil for much of the marine Upper Cretaceous of the Western Interior of the US. Baculites thomi Reeside, 1927, is a previously poorly known species that is herein redescribed from well-preserved material from the top of the Kevin Member of the Marias River Shale in northwestern Montana. The species ranges from the upper Santonian into the lower Campanian. -Authors

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