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Gomphoceras
Taxonomy
Gomphoceras was named by Sowerby (1839) [Sepkoski's age data: S Ludl S Ludl-u Sepkoski's reference number: 524]. It is considered to be a form taxon.
It was assigned to Oncoceratida by Teichert et al. (1964); and to Discosorida by Sepkoski (2002).
It was assigned to Oncoceratida by Teichert et al. (1964); and to Discosorida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1839 | Gomphoceras Sowerby |
| 1964 | Gomphoceras Teichert et al. p. 318 |
| 2002 | Gomphoceras Sepkoski |
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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. †Gomphoceras Sowerby 1839
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†Gomphoceras eichwaldi de Verneuil 1845
†Gomphoceras suboviforme Walcott 1884
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: base of the Kralodvorian to the top of the Late/Upper Devonian or 449.80000 to 358.90000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kralodvorian - Rawtheyan | Czech Republic | G. sp. (3875) | |
| Silurian | USA (California) | G. sp. (229254) | |
| Telychian | United Kingdom (England) | G. aequale (49635) | |
| Telychian | United Kingdom (Scotland) | G. sp. (159986) | |
| Niagaran | USA (Indiana) | G. projectum, G. wabashense (22818) | |
| Gorstian | Sweden (Gotland) | G. sp. (13603) | |
| Pridoli | USA (New York) | G. ruedemanni (491) | |
| Middle Devonian | USA (Alaska) | G. sp. (111901) | |
| Givetian | Canada (Manitoba) | G. manitobensis (6722) | |
| Givetian | USA (New York) | G. sp. (89885) | |
| Late/Upper Devonian | USA (Alaska) | G. sp. (112156) |