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Coelogasteroceras mexicanum
Taxonomy
Coloceras mexicanum was named by Girty (1909).
It was recombined as Coelogasteroceras mexicanum by Miller and Unklesbay (1942), Clifton (1942), Miller and Youngquist (1949).
It was recombined as Coelogasteroceras mexicanum by Miller and Unklesbay (1942), Clifton (1942), Miller and Youngquist (1949).
Synonymy list
| Year | Name and author |
|---|---|
| 1909 | Coloceras mexicanum Girty p. 113 figs. Pl 12, fig 1 |
| 1942 | Coelogasteroceras mexicanum Clifton p. 696 figs. Pl 103, fig 3 |
| 1942 | Coelogasteroceras mexicanum Miller and Unklesbay p. 723 figs. Pl 111, figs 1-6; pl 112, figs 3,4 |
| 1949 | Coelogasteroceras mexicanum Miller and Youngquist p. 125 figs. Pl 11, figs 1-3; pl 56, figs 6-13 |
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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.
†Coelogasteroceras mexicanum Girty 1909
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 25.0 | |||||
| shell diameter | 1 | 50.0 | |||||
| shell inflation | 1 | 10.5 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Kungurian or 283.30000 to 274.40000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | USA (New Mexico) | Coloceras mexicanum (233342) | |
| Kungurian | USA (Texas) | Coelogasteroceras mexicanum (90740 90745 90747 90749 90750) | |
| Kungurian | USA (Wyoming) | Coelogasteroceras mexicanum (113083 113084) |