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Tarrantoceras cuspidum

Geological Range

Cenomanian

Paleogeographic Distribution

Texas to Montana

Remarks

Original presentation: Acanthoceras cuspidum

Original publication: Stephenson. 1953. [p. 202, pl. 50, figs 1-4].

Holotype: USNM 105947.

Type locality: Grayson County, Texas (Kennedy and Cobban, 1990).

Type horizon: “Templeton Member of the Woodbine Formation, Plesiacanthoceras wyomingense zone” (Kennedy and Cobban, 1990, p. 134).

Other specimens: USNM 18971, USNM 14902.

PaleoDB taxon number: 333415.

Reference: Kennedy and Cobban (1990a).

Stratigraphic Occurrences

Cenomanian
Belle Fourche Formation (MT)
Plesiacanthoceras wyomingense zone (TX)
Woodbine Formation (Templeton Member) (TX)
Holotype (USNM 105974) and other specimens of <i>Tarrantoceras cuspidum</i>. See original caption for additional details. Image modified from pl. 14, figs 21-24, 26-28 in Kennedy and Cobban (1990a in <i>Palaeontology</i>), made available through Biodiversity Heritage Library via a CC BY-NC-SA 4.0 license.
Holotype (USNM 105974) and other specimens of Tarrantoceras cuspidum. See original caption for additional details. Image modified from pl. 14, figs 21-24, 26-28 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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