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Nigericeras scotti

Geological Range

Nigericeras scotti Zone: Upper Cenomanian 93.32 ± 0.38 to 93.5 ± 0.3

Cenomanian to Turonian

Paleogeographic Distribution

New Mexico to Colorado

Remarks

Original presentation: Nigericeras scotti.

Original publication: Cobban, W. A. 1972. New and little-known ammonites from the Upper Cretaceous (Cenomanian and Turonian) of the Western Interior of the United States. USGS Geological Survey Professional Paper 699, 22 pp.

Holotype: USNM 166396.

Type locality: Baca County, Colorado (Cobban, 1972).

Type horizon: Greenhorn Limestone (Bridge Creek Limestone Member) (Cobban, 1972).

Other specimens: USNM 166397-166416, USNM 166517-166522, USNM 164057.

Zonation: Nigericeras scotti zone.

PaleoDB taxon number: 337701.

References: Cobban (1972).

Origin of name: “named for Glenn R. Scott” (Cobban, 1972, p. 20).

Stratigraphic Occurrences

Turonian
Greenhorn Limestone (CO)
Cenomanian
Colorado Formation (NM)
Greenhorn Limestone (Bridge Creek Limestone Member) (CO)
Holotype of <i>Nigericeras scotti</i> (USNM 166396) from the Upper Cenomanian Greenhorn Limestone (Bridge Creek Limestone Member) of Baca County, Colorado. Original unmodified image provided by courtesy of the Smithsonian NMNH and adapted and presented here under a Creative Commons BY-NC 4.0 license (NMNH GUID ark:/65665/337562ab4-d92d-4311-8e5e-ad3780c6138d).
Holotype of Nigericeras scotti (USNM 166396) from the Upper Cenomanian Greenhorn Limestone (Bridge Creek Limestone Member) of Baca County, Colorado. Original unmodified image provided by courtesy of the Smithsonian NMNH and adapted and presented here under a Creative Commons BY-NC 4.0 license (NMNH GUID ark:/65665/337562ab4-d92d-4311-8e5e-ad3780c6138d).
Whorl profile and suture patterns of <i>Nigericeras scotti</i>. See original captions for additional details. Image modified from Figs. 16 and 17 in Cobban (1972 in <i>USGS Professional Paper</i> 699; public domain).
Whorl profile and suture patterns of Nigericeras scotti. See original captions for additional details. Image modified from Figs. 16 and 17 in Cobban (1972 in USGS Professional Paper 699; public domain).

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