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Arnioceras ceratitoides
Taxonomy
Ammonites ceratitoides was named by Quenstedt (1848).
It was recombined as Arnioceras ceratitoides by Wang and Smith (1986), Blau (1998).
It was recombined as Arnioceras ceratitoides by Wang and Smith (1986), Blau (1998).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1848 | Ammonites ceratitoides Quenstedt p. 239 figs. Pl 19, fig 13 |
| 1889 | Arnioceras humboldti Hyatt p. 173 figs. 31-33 |
| 1986 | Arnioceras ceratitoides Wang and Smith p. 1080 figs. 4.1-4.3, 5.3 |
| 1998 | Arnioceras ceratitoides Blau p. 203 figs. Pl 2, figs 3-7 |
| 2006 | Arnioceras humboldti Macchioni et al. p. 566 figs. pl. 1, figs. 10, 12, 17-18; text-fig. 3a |
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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.
†Arnioceras ceratitoides Quenstedt 1848
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Invalid names: Arnioceras humboldti Hyatt 1889 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 9.50 | - | - | 9.50 | - | |
| shell diameter | 3 | 41.1 | 28.6 | 54.7 | 44.3 | 13.1 | |
| shell inflation | 3 | 12.7 | - | - | 12.7 | - |
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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 (50 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Jurassic | Canada (British Columbia) | Arnioceras ceratitoides (199626 199633 199688 199689) | |
| Early/Lower Sinemurian | United Kingdom (Gloucestershire) | Arnioceras ceratitoides (204153 204154) | |
| Early/Lower Sinemurian | Mexico (Hidalgo) | Arnioceras ceratitoides (208368) | |
| Early/Lower Sinemurian | Mexico (Sonora) | Arnioceras humboldti (208239 208240) | |
| Early/Lower Sinemurian | France (Bourgogne-Franche-Comté) | Arnioceras ceratitoides (234373) | |
| Early/Lower Sinemurian | Chile (Antofagasta) | Arnioceras ceratitoides (210214) | |
| Early/Lower Sinemurian | Canada (British Columbia) | Arnioceras ceratitoides (198434 198495 198496) | |
| Early/Lower Sinemurian | Chile | Arnioceras ceratitoides (210171 210172) | |
| Early/Lower Sinemurian | Chile (Taltal) | Arnioceras ceratitoides (210057 210069 210070 210074 210075 210148 210149 210150 210151 210152) | |
| Early/Lower Sinemurian - Late/Upper Sinemurian | Canada (British Columbia) | Arnioceras ceratitoides (198441) | |
| Early/Lower Sinemurian - Late/Upper Sinemurian | Mexico (Hidalgo) | Arnioceras ceratitoides (208369) | |
| Late/Upper Sinemurian | Chile | Arnioceras ceratitoides (209251) | |
| Obtusum | Austria | Arnioceras ceratitoides (189180) | |
| Semicostatum - Obtusum | China (Guangdong) | Arnioceras ceratitoides (8056 8057) | |
| Sinemurian | United Kingdom (Skye) | Arnioceras ceratitoides (219969) | |
| Sinemurian | USA (Nevada) | Arnioceras humboldti (201206 201209 201211 201213 201221 201226 201265 201266 201267 201268 201269 201270) | |
| Sinemurian | Indonesia (Timor) | Arnioceras ceratitoides (205678) | |
| Turneri | Canada (British Columbia) | Arnioceras humboldti (150552 150618 150628) | |
| Semicostatum - Ibex | Hungary | Arnioceras ceratitoides (78688) |