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Cymatonautilus collignoni
Taxonomy
Cymatonautilus collignoni was named by Tinant (1969). It is a 3D body fossil.
Synonymy list
Year | Name and author |
---|---|
1969 | Cymatonautilus collignoni Tinant p. 30 figs. Pl B, figs 2,3; pl D, fig 3; pl E, figs 3a,b; text-fig C11-13 |
1987 | Cymatonautilus collignoni Tinant p. 114 figs. Pl 13, figs 2,3; text-fig 28 |
1996 | Cymatonautilus collignoni Halder and Bardhan p. 1007 figs. Pl 1, fig 2 |
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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.
†Cymatonautilus collignoni Tinant 1969
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
---|---|---|---|---|---|---|---|
shell height | 2 | 30.9 | 28.0 | 34.0 | 31.0 | 4.24 | |
shell diameter | 2 | 62.3 | 58.0 | 67.0 | 62.5 | 6.36 | |
shell inflation | 2 | 17.4 | 16.0 | 19.0 | 17.5 | 2.12 |
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Source: o = order, c = class | |||||
References: Kiessling 2004, Kiessling 2003 |
Age range: base of the Middle Callovian to the top of the Callovian or 164.70000 to 163.50000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Callovian | Saudi Arabia | Cymatonautilus collignoni (48585) | |
Early/Lower Callovian | India (Gujarat) | Cymatonautilus collignoni (167388) | |
Middle Callovian | India (Gujarat) | Cymatonautilus collignoni (167363) |