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Hemisinus
Description | Hemisinus is a genus of freshwater snails with an operculum, aquatic gastropod mollusks in the family Thiaridae. From Wikipedia article at https://en.wikipedia.org/wiki/Hemisinus, 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 : Gastropoda : Hemisinidae : Hemisinus | ||||||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Mollusca : Gastropoda : Sorbeoconcha : Thiaridae : Hemisinus | ||||||||||||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Scientific Name | Hemisinus Swainson, 1840 | ||||||||||||||||||||||||||||||||||||||||||||||||
Name Published In | Swainson, W. (1840). A treatise on malacology or shells and shell-fish. London, Longman. viii + 419 pp. | ||||||||||||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
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Status (PBDB) | extant | ||||||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 15 | ||||||||||||||||||||||||||||||||||||||||||||||||
Extant Size (PBDB) | 3 (20%) | ||||||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 66.0 - 61.6 Ma Paleocene | ||||||||||||||||||||||||||||||||||||||||||||||||
Environment | freshwater (based on Thiaridae) | ||||||||||||||||||||||||||||||||||||||||||||||||
Motility | actively mobile (based on Cerithioidea) | ||||||||||||||||||||||||||||||||||||||||||||||||
Vision | limited (based on Gastropoda) | ||||||||||||||||||||||||||||||||||||||||||||||||
Diet | grazer (based on Cerithioidea) | ||||||||||||||||||||||||||||||||||||||||||||||||
Taphonomy | aragonite (based on Gastropoda) | ||||||||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | A. A. Olsson. 1931. Contributions to the Tertiary Paleontology of Northern Peru: Part 4, The Peruvian Oligocene. Bulletins of American Paleontology 17(63) | ||||||||||||||||||||||||||||||||||||||||||||||||
Wikipedia | https://en.wikipedia.org/wiki/Hemisinus |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Hemisinus (Cubaedomus) subgenus | listed (PBDB) | 0 Ma Extant | |||
Hemisinus (Longiverena) subgenus | listed (PBDB) | 4 | 56.0 Ma Paleocene | 20.4 Ma Miocene | |
Hemisinus acicularis species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus amaras species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus antiguensis ✝ species | accepted (GBIF) listed (PBDB) | ||||
Hemisinus atriformis ✝ species | accepted (GBIF) listed (PBDB) | ||||
Hemisinus bituminifer ✝ species | accepted (GBIF) listed (PBDB) | 1 | 56.0 Ma Paleocene | 56.0 Ma Paleocene | |
Hemisinus bizonatus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus brevis species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus corrosensis species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus costatus ✝ species | accepted (GBIF) listed (PBDB) | 1 | 56.0 Ma Paleocene | 56.0 Ma Paleocene | |
Hemisinus cubanianus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus fasciatus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus gealei species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus hermanni species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus kochi species | listed (PBDB) | 2 | 16.0 Ma Miocene | 0 Ma Extant | |
Hemisinus kochii species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus latus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus lineolatus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus miodertonensis species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus miralejas species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus muzensis species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus nigratus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus oeciscus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus ornatus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus pictus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus pistati ✝ species | accepted (GBIF) listed (PBDB) | 1 | 56.0 Ma Paleocene | 56.0 Ma Paleocene | |
Hemisinus pulchellus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus resectus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus rissoinaeformis species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus schneideri species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus siliceus ✝ species | accepted (GBIF) listed (PBDB) | 1 | 33.9 Ma Oligocene | 33.9 Ma Oligocene | |
Hemisinus steerei species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus sulcatus ✝ species | accepted (GBIF) listed (PBDB) | ||||
Hemisinus tenellus species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus terebriformis species | accepted (GBIF) listed (PBDB) | 1 | 33.9 Ma Oligocene | 33.9 Ma Oligocene | |
Hemisinus thermalis species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus venei species | accepted (GBIF) | No associated record in PBDB | |||
Hemisinus venezuelensis species | accepted (GBIF) | No associated record in PBDB |
Obsolete Names
Name | Source | Taxon Rank | Taxonomy |
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Aulacostoma Spix, 1827 | GBIF | genus | Animalia : Mollusca : Gastropoda : Hemisinidae : Aulacostoma |
Haemisinus Mihály, 1933 | GBIF | genus | Animalia : Mollusca : Gastropoda : Hemisinidae : Haemisinus |
Bassistoma Lea, 1852 | GBIF | genus | Animalia : Mollusca : Gastropoda : Hemisinidae : Bassistoma |
Semisinus P.Fischer, 1885 | GBIF | genus | Animalia : Mollusca : Gastropoda : Hemisinidae : Semisinus |
Synonymy List
Year | Name and Author |
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1827 | Aulacostoma Spix in Wagner |
1840 | Hemisinus Swainson pp. 199-200 |
1852 | Bassistoma Lea |
1885 | Semisinus Fischer |
1931 | Hemisinus Olsson p. 83 |
1959 | Hemisinus Woodring p. 157 |
1989 | Hemisinus Vaught et al. p. 28 |
1995 | Hemisinus Pacaud and Le Renard p. 156 |
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!