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Caenisites brooki
Taxonomy
Ammonites brooki was named by Sowerby (1818).
It was recombined as Asteroceras brooki by Schlegelmilch (1976); it was recombined as Caenisites brooki by Corna and Dommergues (1995), Macchioni et al. (2006).
It was recombined as Asteroceras brooki by Schlegelmilch (1976); it was recombined as Caenisites brooki by Corna and Dommergues (1995), Macchioni et al. (2006).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1818 | Ammonites brooki Sowerby |
| 1976 | Asteroceras brooki Schlegelmilch |
| 1995 | Caenisites brooki Corna and Dommergues |
| 2006 | Caenisites brooki Macchioni et al. p. 566 |
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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.
†Caenisites brooki Sowerby 1818
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 7 | 16.2 | 7.20 | 34.2 | 16.3 | 9.51 | |
| shell diameter | 7 | 46.9 | 27.4 | 90.7 | 40.8 | 22.0 | |
| shell inflation | 7 | 17.3 | 11.3 | 30.8 | 15.3 | 6.85 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Semicostatum to the top of the Turneri or 199.50000 to 192.90000 Ma
Collections (15 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Sinemurian | France (Bourgogne-Franche-Comté) | Caenisites brooki (234373) | |
| Early/Lower Sinemurian | Mexico (Sonora) | Caenisites brooki (208240 208242 208243) | |
| Early/Lower Sinemurian | Germany | Asteroceras brooki (28885) | |
| Semicostatum - Turneri | France | Caenisites brooki (133792) | |
| Sinemurian | Mexico (Sonora) | Caenisites brooki (201186) | |
| Turneri | United Kingdom (England) | Caenisites brooki (158212) | |
| Turneri | France | Caenisites brooki (219984) | |
| Turneri | Canada (British Columbia) | Caenisites brooki (150552 150617 150618 150619 150625 150630) |