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Barnesoceras
Taxonomy
Barnesoceras was named by Flower (1964) [Sepkoski's age data: O Trem-l Sepkoski's reference number: 524]. It is not extant. Its type is Barnesoceras clavatum.
It was assigned to Ellesmeroceratidae by Flower (1964), Crick (1981); and to Ellesmerocerida by Sepkoski (2002).
It was assigned to Ellesmeroceratidae by Flower (1964), Crick (1981); and to Ellesmerocerida by Sepkoski (2002).
Species
B. clavatum (type species), B. conosiphonatum, B. expansum, B. lamellosum, B. lentiexpansum, B. percurvatum, B. transversum
Synonymy list
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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. †Barnesoceras Flower 1964
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†Barnesoceras clavatum Flower 1964
†Barnesoceras conosiphonatum Flower 1964
†Barnesoceras expansum Flower 1964
†Barnesoceras lamellosum Flower 1964
†Barnesoceras lentiexpansum Flower 1964
†Barnesoceras percurvatum Flower 1964
†Barnesoceras transversum Flower 1964
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: Tremadoc or 486.40000 to 477.10000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Gasconadian | USA (Texas) | B. clavatum, B. expansum, B. lamellosum, B. lentiexpansum, B. conosiphonatum, B. percurvatum, B. transversum (88805) | |
| Tremadoc | China (HeBei) | B. sp. (7978) |