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Wellsia ✝
Source Data |
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Rank | genus | |||||||||||||||||||||||||||||||||||||||
Taxonomy (GBIF,PBDB) | Life : Animalia : Mollusca : Cephalopoda : Ammonoidea : Wellsia | |||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | |||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Scientific Name | Wellsia | |||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
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Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 4 | |||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 136 - 130 Ma Early/Lower Cretaceous | |||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 133 - 129 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) | R. W. Imlay. 1960. Ammonites of Early Cretaceous age (Valanginian and Hauterivian) from the Pacific Coast states. United States Geological Survey Professional Paper 334(F):1-228 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Wellsia oregonensis ✝ species | accepted (GBIF) listed (PBDB) | 10 | 133 Ma Early/Lower Cretaceous | 133 Ma Early/Lower Cretaceous | |
Wellsia packardi ✝ species | accepted (GBIF) listed (PBDB) | 5 | 136 Ma Early/Lower Cretaceous | 133 Ma Early/Lower Cretaceous | |
Wellsia vigorosa ✝ species | accepted (GBIF) listed (PBDB) | 1 | 133 Ma Early/Lower Cretaceous | 133 Ma Early/Lower Cretaceous |
Synonymy List
Year | Name and Author |
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1957 | Wellsia Inlay p. 275 |
1960 | Wellsia Imlay p. 205 |
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!