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Tucetona
| Description | Tucetona is a genus of saltwater clams, marine bivalve molluscs in the family Glycymerididae, the bittersweet clams. Unlike other genera in the family, Tucetona species have a ribbed shell. From Wikipedia article at https://en.wikipedia.org/wiki/Tucetona, 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 : Bivalvia : Pectinida : Pectinidae : Tucetona | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Mollusca : Bivalvia : Arcida : Glycymerididae : Tucetona | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomic Status (GBIF) | doubtful | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Scientific Name | Tucetona | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Opinions (PBDB) |
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| Status (PBDB) | extant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 30 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Extant Size (PBDB) | 10 (33%) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 89.8 - 86.3 Ma Late/Upper Cretaceous | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Environment | coastal,inner shelf,outer shelf,oceanic (based on Glycymerididae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Motility | facultatively mobile | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Vision | blind (based on Bivalvia) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Diet | suspension feeder | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ontogeny | accretion (based on Glycymerididae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecospace Comments | LIFE HISTORY: EP/IS, MA, UN, SU according to Todd (2001). | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taphonomy | aragonite,thick,major ribbing (based on Glycymerididae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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/Tucetona |
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
|---|---|---|---|---|---|
| Tucetona (Bellaxinaea) subgenus | listed (PBDB) | 10 | 89.8 Ma Late/Upper Cretaceous | 0 Ma Extant | |
| Tucetona acuticostata ✝ species | listed (PBDB) | 29 | 23.0 Ma Miocene | 3.60 Ma Pliocene | |
| Tucetona angusticosta species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona arata species | listed (PBDB) | 17 | 3.60 Ma Pliocene | 0 Ma Extant | |
| Tucetona auriflua species | accepted (GBIF) listed (PBDB) | 1 | 0.13 Ma Pleistocene | 0.13 Ma Pleistocene | |
| Tucetona broadfooti species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona castaneus species | accepted (GBIF) listed (PBDB) | 0 Ma Extant | |||
| Pectunculus convexus ✝ species | accepted (GBIF) listed (PBDB) | 1 | 16.0 Ma Miocene | 16.0 Ma Miocene | |
| Tucetona democraciana ✝ species | listed (PBDB) | 45 | 20.4 Ma Miocene | 11.6 Ma Miocene | |
| Tucetona finlayi ✝ species | accepted (GBIF) listed (PBDB) | 4 | 21.7 Ma Miocene | 12.7 Ma Miocene | |
| Tucetona flabellata species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona gealei species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona hoylei species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona lamyi ✝ species | listed (PBDB) | 10 | 28.1 Ma Oligocene | 3.60 Ma Pliocene | |
| Tucetona laticostata species | accepted (GBIF) listed (PBDB) | 1 | 0.78 Ma Pleistocene | 0.78 Ma Pleistocene | |
| Pectunculus lenticularis ✝ species | accepted (GBIF) listed (PBDB) | 10 | 48.6 Ma Eocene | 33.9 Ma Oligocene | |
| Tucetona oculatus species | listed (PBDB) | 0 Ma Extant | |||
| Tucetona odhneri species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona pectinata species | accepted (GBIF) listed (PBDB) | 91 | 33.9 Ma Oligocene | 0 Ma Extant | |
| Tucetona pectunculus species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona sabinensis ✝ species | listed (PBDB) | 2 | 41.3 Ma Eocene | 41.3 Ma Eocene | |
| Tucetona scalarisculpta species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona sordida species | accepted (GBIF) listed (PBDB) | ||||
| Tucetona strigilata species | accepted (GBIF) listed (PBDB) | 1 | 5.33 Ma Miocene | 0 Ma Extant | |
| Tucetona subtilis species | accepted (GBIF) listed (PBDB) | 0 Ma Extant | |||
| Tucetona usiacurii ✝ species | listed (PBDB) | 1 | 5.33 Ma Miocene | 5.33 Ma Miocene |
Synonymy List
| Year | Name and Author |
|---|---|
| 1939 | Tucetona Iredale |
| 1971 | Glycymeris (Tucetona) Keen p. 57 |
| 1980 | Tucetona Vokes p. 21 |
| 1992 | Tucetona Lamprell and Whitehead p. 10 |
| 2001 | Tucetona Todd |
| 2001 | Tucetona Tschudin p. 667 |
| 2002 | Tucetona Sepkoski, Jr. |
| 2004 | Tucetona Spencer et al. |
| 2006 | Tucetona Mikkelsen |
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!
