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Arctocephalites ✝
| Description | Arctocephalites is an extinct ammonitic cephalopod genus from the Middle Jurassic with a wide northern distribution belonging to the stephanoceratacean family, Cardioceratidae. From Wikipedia article at https://en.wikipedia.org/wiki/Arctocephalites, which is released under the Creative Commons Attribution-Share-Alike License 3.0. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Source Data |
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| Rank | genus | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (GBIF) | Life : Animalia : Mollusca : Cephalopoda : Ammonoidea : Cardioceratidae : Arctocephalites | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Arctocephalites | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Scientific Name | Arctocephalites Spath, 1928 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Name Published In | Palaeont. Indica, (N. S.) 9, Mem. no. 2, pt. 3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Opinions (PBDB) |
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| Status (PBDB) | extinct | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 168 - 166 Ma Middle Jurassic | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Last Recorded Appearance | 168 - 165 Ma Middle Jurassic | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Motility | fast-moving (based on Ammonoidea) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Vision | well-developed (based on Cephalopoda) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Diet | carnivore (based on Ammonoidea) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taphonomy | aragonite (based on Ammonoidea) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wikipedia | https://en.wikipedia.org/wiki/Arctocephalites |
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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| Arctocephalites (Cranocephalites) ✝ subgenus | listed (PBDB) | 40 | 168 Ma Middle Jurassic | 168 Ma Middle Jurassic | |
| Arctocephalites alticostatus species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites alticostus ✝ species | accepted (GBIF) listed (PBDB) | 5 | 168 Ma Middle Jurassic | 168 Ma Middle Jurassic | |
| Arctocephalites costidensus species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites gracilis species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites maculatus species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites metastatus species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites platynotus species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites pompeckji species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites sawtoothense species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites sawtoothensis species | accepted (GBIF) | No associated record in PBDB | |||
| Arctocephalites saypoensis ✝ species | accepted (GBIF) listed (PBDB) | 1 | 168 Ma Middle Jurassic | 168 Ma Middle Jurassic | |
Synonymy List
| Year | Name and Author |
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| 1957 | Arctocephalites Arkell et al. p. 301 |
| 2002 | Arctocephalites Sepkoski, Jr. |
| 2016 | Arctocephalites Mitta p. 360 |
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
