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Dunveganoceras (Plesiacanthoceras) wyomingense
Taxonomy
Metoicoceras wyomingensis was named by Reagan (1924). Its type specimen is LSJU 119, a shell, and it is a 3D body fossil. It is the type species of Plesiacanthoceras.
It was recombined as Plesiacanthoceras wyomingense by Haas (1964), Cobban (1987) and Kennedy and Cobban (1990); it was recombined as Acanthoceras wyomingense by Hattin (1975); it was recombined as Dunveganoceras (Plesiacanthoceras) wyomingense by Wright et al. (1996).
It was recombined as Plesiacanthoceras wyomingense by Haas (1964), Cobban (1987) and Kennedy and Cobban (1990); it was recombined as Acanthoceras wyomingense by Hattin (1975); it was recombined as Dunveganoceras (Plesiacanthoceras) wyomingense by Wright et al. (1996).
Synonymy list
| Year | Name and author |
|---|---|
| 1924 | Metoicoceras wyomingensis Reagan p. 181 figs. Pl 19, figs 1,2 |
| 1964 | Plesiacanthoceras wyomingense Haas p. 610 |
| 1975 | Acanthoceras wyomingense Hattin p. 209 figs. pl. 4, figs. D, F.1975. Acanthoceras wyomingense (Reagan). Hattin, Kansas Geological Survey Bulletin |
| 1987 | Plesiacanthoceras wyomingense Cobban pp. 16 - 18 figs. Plate 10, figures 48-82; plates 11-13 |
| 1990 | Plesiacanthoceras wyomingense Kennedy and Cobban p. 402 |
| 1996 | Dunveganoceras (Plesiacanthoceras) wyomingense Wright et al. p. 158 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Dunveganoceras (Plesiacanthoceras) wyomingense Reagan 1924
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Late/Upper Cenomanian or 99.60000 to 93.50000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cenomanian | USA (Wyoming) | Plesiacanthoceras wyomingense (167809) | |
| Late/Upper Cenomanian | USA (New Mexico) | Plesiacanthoceras wyomingense (176964) | |
| Middle Cenomanian | USA (Wyoming) | Plesiacanthoceras wyomingense (177090) | |
| Middle Cenomanian | USA (New Mexico) | Plesiacanthoceras wyomingense (178836) | |
| Middle Cenomanian | USA (Montana) | Plesiacanthoceras wyomingense (175422) | |
| Middle Cenomanian | Canada (Alberta) | Acanthoceras wyomingense (200670 200671) |