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Ischnochitonina
Source Data |
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Rank | suborder (PBDB) | ||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Mollusca : Polyplacophora : Neoloricata : Ischnochitonina | ||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Opinions (PBDB) |
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Status (PBDB) | extant | ||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 49 | ||||||||||||||||||||||||||||||||||||||||||
Extant Size (PBDB) | 21 (43%) | ||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 201 - 191 Ma Early Jurassic | ||||||||||||||||||||||||||||||||||||||||||
Environment | marine,brackish (based on Polyplacophora) | ||||||||||||||||||||||||||||||||||||||||||
Motility | facultatively mobile, attached (based on Polyplacophora) | ||||||||||||||||||||||||||||||||||||||||||
Vision | limited (based on Polyplacophora) | ||||||||||||||||||||||||||||||||||||||||||
Diet | grazer (based on Polyplacophora) | ||||||||||||||||||||||||||||||||||||||||||
Taphonomy | aragonite (based on Polyplacophora) | ||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | R. T. Abbott. 1974. American Seashells: The marine Mollusca of the Alantic and Pacific coasts of North America |
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Mopaliidae family | accepted (GBIF) listed (PBDB) | 51 | 5.33 Ma Miocene | 0 Ma Extant | |
Schizochitonidae family | accepted (GBIF) listed (PBDB) | 11 | 70.6 Ma Late/Upper Cretaceous | 0 Ma Extant | |
Callistoplacidae family | accepted (GBIF) listed (PBDB) | 35 | 33.9 Ma Oligocene | 0 Ma Extant | |
Pterygochiton ✝ genus | accepted (GBIF) listed (PBDB) | 5 | 201 Ma Early Jurassic | 199 Ma Early Jurassic |
Synonymy List
Year | Name and Author |
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1930 | Ischnochitonina Bergenhayn |
1973 | Ischnochitonina Smith p. 7 |
1974 | Ischnochitonina Abbott p. 394 |
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!