Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Boreotrachyceras
Taxonomy
Boreotrachyceras was named by Konstantinov (2012).
It was assigned to Trachyceratidae by Konstantinov (2012).
It was assigned to Trachyceratidae by Konstantinov (2012).
Species
Synonymy list
Year | Name and author |
---|---|
2012 | Boreotrachyceras Konstantinov p. 454 |
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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. †Boreotrachyceras Konstantinov 2012
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†Boreotrachyceras omkutchanicum Bychkov 1973
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 5 | 8.33 | 3.20 | 16.5 | 8.00 | 5.03 | |
shell diameter | 5 | 19.4 | 8.20 | 35.9 | 20.0 | 10.4 | |
shell inflation | 5 | 10.1 | - | - | 10.1 | - |
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Source: o = order, c = class | |||||
References: Kiessling 2003, Kiessling 2004 |
Age range: Julian or 235.00000 to 232.00000 Ma
Collections (8 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Carnian | Russian Federation | Protrachyceras omkutchanicum (124567) | |
Julian | Russian Federation | B. omkutchanicum (133755 133757 133758 135844) Protrachyceras omkutchanicum (151093 202709 214798) |