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Hamites cimarronensis

Geological Range

Cenomanian to Turonian

Paleogeographic Distribution

Texas to Montana

Remarks

Original presentation: Stomohamites simplex cimarronensis

Original publication: Kauffman and Powell. 1977. [p. 97, pl. 9, figs 1, 3, 4, text-figs 5, 6].

Holotype: USNM 167160.

Type locality: USGS Mesozoic locality 30235, Cimarron County, Oklahoma (Kennedy and Cobban, 1990a).

Type horizon: Graneros Shale (Hartland Member) (OK) (Kennedy and Cobban, 1990a).

Other specimens: USNM 420294-420298, OUM KT3937-3939.

Zonation: “Acanthoceras bellense, Acanthoceras amphibolum and P. wyomingense zones in central Texas. Similar fragments are widespread in this interval in the US Western Interior north as far as Wyoming” (Kennedy and Cobban, 1990a, p. 142).

PaleoDB taxon number: 325660.

Reference: Kennedy and Cobban (1990a).

Stratigraphic Occurrences

Turonian
Colorado Shale (NM)
Cenomanian
Belle Fourche Formation (MT)
Eagle Ford Group (TX)
Eagle Ford Group (basal) (TX)
Greenhorn Limestone (CO)
Greenhorn Limestone (Bridge Creek Limestone Member) (CO)
Greenhorn Limestone (OK)
Lake Waco Formation (Bluebonnet Member) (TX)
Woodbine Formation (Templeton Member) (TX)
Unknown Stage
Greenhorn Limestone (CO)
Greenhorn Limestone (SD)
Specimens of <i>Hamites cimarronensis</i>. See original caption for additional details. Image modified from pl. 15, figs 11, 13, 15, 17, and 19-21 in Kennedy and Cobban (1990a in <i>Palaeontology</i>), made available through Biodiversity Heritage Library via a CC BY-NC-SA 4.0 license.
Specimens of Hamites cimarronensis. See original caption for additional details. Image modified from pl. 15, figs 11, 13, 15, 17, and 19-21 in Kennedy and Cobban (1990a in Palaeontology), made available through Biodiversity Heritage Library via a CC BY-NC-SA 4.0 license.

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