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Bisonoceras
Taxonomy
Bisonoceras was named by Flower (1964) [Sepkoski's age data: O Trem-u Sepkoski's reference number: 524]. Its type is Bisonoceras corniforme. It is the type genus of Bisonoceratidae.
It was assigned to Endocerida by Sepkoski (2002); to Piloceratidae by Flower (1964), Crick (1981), Evans (2011); and to Bisonoceratidae by Evans and King (2012).
It was assigned to Endocerida by Sepkoski (2002); to Piloceratidae by Flower (1964), Crick (1981), Evans (2011); and to Bisonoceratidae by Evans and King (2012).
Species
B. corniforme (type species), B. hornei
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Bisonoceras Flower pp. 56 - 57 |
| 1981 | Bisonoceras Crick p. 226 |
| 2002 | Bisonoceras Sepkoski |
| 2011 | Bisonoceras Evans |
| 2012 | Bisonoceras Evans and King |
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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. †Bisonoceras Flower 1964
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†Bisonoceras corniforme Flower 1964
†Bisonoceras hornei Ulrich et al. 1943
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Tulean to the top of the Blackhillsian or 481.70000 to 471.30000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tremadocian - Dapingian | United Kingdom (Scotland) | Piloceras hornei (189128) | |
| Tulean - Blackhillsian | United Kingdom (Scotland) | B. hornei (188699 188703 188710 188719 188736) |