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Cymatoceras yabei
Taxonomy
Cymatoceras yabei was named by Ozaki and Katto (1956).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1956 | Cymatoceras yabei Ozaki and Katto |
1975 | Cymatoceras yabei Shimansky p. 106 figs. Pl 22, fig 3 |
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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.
†Cymatoceras yabei Ozaki and Katto 1956
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
---|---|---|---|---|---|---|---|
shell height | 2 | 80.3 | 75.0 | 86.0 | 80.5 | 7.78 | |
shell diameter | 2 | 130.9 | 119.0 | 144.0 | 131.5 | 17.7 | |
shell inflation | 2 | 10.5 | 10.0 | 11.0 | 10.5 | 0.707 |
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Source: f = family, o = order, c = class | |||||
References: Hendy et al. 2009, Kiessling 2003, Kiessling 2004 |
Age range: Cenomanian or 100.50000 to 93.90000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Cenomanian | Russian Federation | Cymatoceras yabei (165784) |