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Thyca
| Description | Thyca is a genus of small sea snails, marine gastropod mollusks in the family Eulimidae. These snails are ectoparasites of starfish; they are relatively unmodified, the underside having become a suction disc with a central mouth that draws nourishment from the host's tissues. From Wikipedia article at https://en.wikipedia.org/wiki/Thyca, 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 : Littorinimorpha : Eulimidae : Thyca | ||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Mollusca : Gastropoda : Eulimidae : Thyca | ||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Scientific Name | Thyca H.Adams & A.Adams, 1854 | ||||||||||||||||||||||||||||||||||||||||||||||||
| Name Published In | Gen. Rec. Moll., 1 | ||||||||||||||||||||||||||||||||||||||||||||||||
| Opinions (PBDB) |
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| Taxon Size (PBDB) | 1 | ||||||||||||||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 16.0 - 13.8 Ma Miocene | ||||||||||||||||||||||||||||||||||||||||||||||||
| Motility | actively mobile (based on Eulimidae) | ||||||||||||||||||||||||||||||||||||||||||||||||
| Vision | limited (based on Gastropoda) | ||||||||||||||||||||||||||||||||||||||||||||||||
| Diet | carnivore (based on Eulimidae) | ||||||||||||||||||||||||||||||||||||||||||||||||
| Taphonomy | aragonite (based on Gastropoda) | ||||||||||||||||||||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | B. Wilson. 1993. Australian Marine Shells 1 | ||||||||||||||||||||||||||||||||||||||||||||||||
| Wikipedia | https://en.wikipedia.org/wiki/Thyca |
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
|---|---|---|---|---|---|
| Thyca astericola species | accepted (GBIF) | No associated record in PBDB | |||
| Thyca callista species | accepted (GBIF) | No associated record in PBDB | |||
| Thyca crystallina species | accepted (GBIF) | No associated record in PBDB | |||
| Thyca ectoconcha species | accepted (GBIF) | No associated record in PBDB | |||
| Thyca hawaiiensis species | accepted (GBIF) | No associated record in PBDB | |||
| Thyca lactea species | accepted (GBIF) | No associated record in PBDB | |||
| Thyca nardoafrianti species | accepted (GBIF) | No associated record in PBDB | |||
| Thyca sagamiensis species | accepted (GBIF) | No associated record in PBDB | |||
| Thyca stellasteris species | accepted (GBIF) | No associated record in PBDB | |||
Obsolete Names
| Name | Source | Taxon Rank | Taxonomy |
|---|---|---|---|
| Granulithyca Habe, 1976 | GBIF | genus | Animalia : Mollusca : Gastropoda : Littorinimorpha : Eulimidae : Granulithyca |
| Kiramodulus Kuroda, 1949 | GBIF | genus | Animalia : Mollusca : Gastropoda : Littorinimorpha : Eulimidae : Kiramodulus |
| Bessomia Berry, 1959 | GBIF | genus | Animalia : Mollusca : Gastropoda : Littorinimorpha : Eulimidae : Bessomia |
Synonymy List
| Year | Name and Author |
|---|---|
| 1854 | Thyca Adams and A. |
| 1993 | Thyca Wilson p. 290 |
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!
