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Coelogasteroceras
Taxonomy
Coelogasteroceras was named by Hyatt (1893) [Sepkoski's age data: C Bash P Leon Sepkoski's reference number: 524].
It was assigned to Nautilida by Sepkoski (2002); and to Liroceratidae by Teichert et al. (1964), Barskov and Shilovsky (2014), Korn (2025).
It was assigned to Nautilida by Sepkoski (2002); and to Liroceratidae by Teichert et al. (1964), Barskov and Shilovsky (2014), Korn (2025).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1893 | Coelogasteroceras Hyatt p. 392 |
| 1900 | Conradiceras Cossmann |
| 1964 | Coelogasteroceras Teichert et al. p. 446 |
| 2002 | Coelogasteroceras Sepkoski |
| 2014 | Coelogasteroceras Barskov and Shilovsky p. 1382 |
| 2025 | Coelogasteroceras Korn p. 65 |
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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.
G. †Coelogasteroceras Hyatt 1893
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†Coelogasteroceras angulum Liang 1984
†Coelogasteroceras coxi Gordon 1960
†Coelogasteroceras gracile Gordon 1964
†Coelogasteroceras mexicanum Girty 1909
†Coelogasteroceras thomasi Miller and Cline 1934
†Coelogasteroceras uralense Barskov and Shilovsky 2014
Invalid names: Conradiceras Cossmann 1900 [objective synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 7 | 25.5 | 18.4 | 39.0 | 25.0 | 7.62 | |
| shell diameter | 7 | 39.3 | 13.1 | 75.0 | 43.0 | 19.6 | |
| shell inflation | 7 | 10.2 | 6.00 | 20.0 | 10.4 | 5.31 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Asbian to the top of the Changhsingian or 339.90000 to 251.90200 Ma
Collections (18 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asbian | United Kingdom (England) | C. sp. (5995) | |
| Morrowan | USA (Arkansas) | C. gracile (43375 43428) | |
| Moscovian | Ukraine | C. coxi (166829) | |
| Leonardian | USA (Utah) | C. sp. (11272) | |
| Kungurian | USA (Texas) | C. mexicanum (90740 90745 90747 90749 90750) | |
| Kungurian | USA (Wyoming) | C. mexicanum (113083 113084) | |
| Kungurian | USA (New Mexico) | Coloceras mexicanum (233342) | |
| Roadian | Russian Federation | C. uralense (111240) | |
| Wordian | USA (Wyoming) | C. sp. (113057) | |
| Wuchiapingian | USA (Utah) | C. sp. (11234) | |
| Lopingian | USA (Wyoming) | C. thomasi (88654) | |
| Changhsingian | China (Guangxi) | Lopingoceras quangdeense, C. angulum (111768) |