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Thecosomata
| Source Data |
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| Rank | order (PBDB) | |||||||||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Mollusca : Gastropoda : Thecosomata | |||||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Opinions (PBDB) |
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| Status (PBDB) | extant | |||||||||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 133 | |||||||||||||||||||||||||||||||||||||||
| Extant Size (PBDB) | 21 (16%) | |||||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 66.0 - 61.6 Ma Paleocene | |||||||||||||||||||||||||||||||||||||||
| Motility | actively mobile (based on Thecosomata) | |||||||||||||||||||||||||||||||||||||||
| Vision | limited (based on Gastropoda) | |||||||||||||||||||||||||||||||||||||||
| Diet | carnivore (based on Thecosomata) | |||||||||||||||||||||||||||||||||||||||
| Taphonomy | aragonite (based on Gastropoda) | |||||||||||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560 | |||||||||||||||||||||||||||||||||||||||
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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| Euthecosomata suborder | listed (PBDB) | 15 | 59.2 Ma Paleocene | 0 Ma Extant | |
| Cavoliniidae family | accepted (GBIF) listed (PBDB) | 445 | 66.0 Ma Late/Upper Cretaceous | 0 Ma Extant | |
| Cymbuliidae family | accepted (GBIF) listed (PBDB) | ||||
| Desmopteridae family | accepted (GBIF) listed (PBDB) | ||||
| Limacinidae family | accepted (GBIF) listed (PBDB) | 248 | 56.0 Ma Paleocene | 0 Ma Extant | |
| Paraclididae family | accepted (GBIF) listed (PBDB) | ||||
| Bovicornu β genus | accepted (GBIF) listed (PBDB) | 3 | 41.3 Ma Eocene | 33.9 Ma Oligocene | |
| Bucanoides β genus | accepted (GBIF) listed (PBDB) | ||||
| Camptoceratops β genus | accepted (GBIF) listed (PBDB) | 7 | 56.0 Ma Paleocene | 56.0 Ma Paleocene | |
| Cheilospicata β genus | accepted (GBIF) listed (PBDB) | 1 | 66.0 Ma Late/Upper Cretaceous | 66.0 Ma Late/Upper Cretaceous | |
| Euchilotheca β genus | accepted (GBIF) listed (PBDB) | 6 | 56.0 Ma Paleocene | 56.0 Ma Paleocene | |
| Falsostyliola β genus | listed (PBDB) | ||||
| Gamopleura β genus | accepted (GBIF) listed (PBDB) | 2 | 23.0 Ma Miocene | 20.4 Ma Miocene | |
| Lomia β genus | doubtful (GBIF) listed (PBDB) | ||||
| Loxobidens β genus | accepted (GBIF) listed (PBDB) | ||||
| Peracle genus | accepted (GBIF) listed (PBDB) | 1 | 28.1 Ma Oligocene | 0 Ma Extant | |
| Plotophysops β genus | listed (PBDB) | 1 | 56.0 Ma Paleocene | 56.0 Ma Paleocene | |
| Skaptotion β genus | accepted (GBIF) listed (PBDB) | 5 | 56.0 Ma Paleocene | 47.8 Ma Eocene | |
| Sphaerocina β genus | accepted (GBIF) listed (PBDB) | 4 | 23.0 Ma Miocene | 23.0 Ma Miocene | |
| Thecopsella genus | accepted (GBIF) listed (PBDB) | 0 Ma Extant | |||
| Tibiella β genus | accepted (GBIF) listed (PBDB) | 2 | 47.8 Ma Eocene | 41.3 Ma Eocene |
Synonymy List
| Year | Name and Author |
|---|---|
| 1823 | Thecosomata Blainville |
| 1989 | Thecosomata Squires p. 444 |
| 1998 | Thecosomata Beesley p. 942 |
| 2001 | Thecosomata Todd |
| 2002 | Thecosomata 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!
