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Astieridiscus ✝
Description | Astieridiscus is an extinct lower Cretaceous ammonite. Its shell evolute, covered by dense, simple or branching, slightly flexuous ribs. The sides are slightly flattened, the venter rounded. No umbilical or other tubercles except on innermost whorl. Superficially resembles Olcostephanus. From Wikipedia article at https://en.wikipedia.org/wiki/Astieridiscus, 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,PBDB) | Life : Animalia : Mollusca : Cephalopoda : Ammonoidea : Astieridiscus | |||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | doubtful | |||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Scientific Name | Astieridiscus Kilian, 1910 | |||||||||||||||||||||||||||||||||||||||
Name Published In | Lethaea Geogn., (2) 3, Abt. 1 | |||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
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Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 1 | |||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 129 - 125 Ma Early/Lower Cretaceous | |||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 129 - 125 Ma Early/Lower Cretaceous | |||||||||||||||||||||||||||||||||||||||
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/Astieridiscus |
Fossil Distribution
Obsolete Names
Name | Source | Taxon Rank | Taxonomy |
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Asteridiscus Lemoine, 1911 | GBIF | genus | Animalia : Mollusca : Cephalopoda : Ammonoidea : Asteridiscus |
Synonymy List
Year | Name and Author |
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2002 | Astieridiscus Sepkoski, Jr. |
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!