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Urasterella ✝
| Description | Urasterella is an extinct genus of sea stars that lived from the Ordovician to the Devonian. Its fossils are known from Europe, North America and southern Africa. From Wikipedia article at https://en.wikipedia.org/wiki/Urasterella, 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 : Echinodermata : Asteroidea : Urasterellidae : Urasterella | |||||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Echinodermata : Asteroidea : Platyasterida : Urasterellidae : Urasterella | |||||||||||||||||||||||||||||||||||||||||||||
| Taxonomic Status (GBIF) | accepted | |||||||||||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Scientific Name | Urasterella M'Coy, 1851 | |||||||||||||||||||||||||||||||||||||||||||||
| Name Published In | Brit. Pal. Foss. | |||||||||||||||||||||||||||||||||||||||||||||
| Opinions (PBDB) |
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| Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 14 | |||||||||||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 472 - 468 Ma Ordovician | |||||||||||||||||||||||||||||||||||||||||||||
| Last Recorded Appearance | 409 - 403 Ma Early/Lower Devonian | |||||||||||||||||||||||||||||||||||||||||||||
| Environment | marine (based on Echinodermata) | |||||||||||||||||||||||||||||||||||||||||||||
| Motility | actively mobile (based on Urasterellidae) | |||||||||||||||||||||||||||||||||||||||||||||
| Vision | limited (based on Asteroidea) | |||||||||||||||||||||||||||||||||||||||||||||
| Diet | carnivore (based on Urasterellidae) | |||||||||||||||||||||||||||||||||||||||||||||
| Reproduction | oviparous, dispersal=water (based on Urasterellidae) | |||||||||||||||||||||||||||||||||||||||||||||
| Ontogeny | accretion,addition of parts (based on Echinodermata) | |||||||||||||||||||||||||||||||||||||||||||||
| Taphonomy | high Mg calcite (based on Urasterellidae) | |||||||||||||||||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | F. McCoy. 1851. In Sedgwick A. & McCoy F. 1851-1857. A systematic description of the British Palaeozoic fossils in the geological Museum of the University of Cambridge. London and Cambridge | |||||||||||||||||||||||||||||||||||||||||||||
| Wikipedia | https://en.wikipedia.org/wiki/Urasterella |
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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| Asterias asperula species | accepted (GBIF) | No associated record in PBDB | |||
| Asterias constellata species | accepted (GBIF) | No associated record in PBDB | |||
| Palaeaster asperrima species | accepted (GBIF) | No associated record in PBDB | |||
| Palaeaster montanus species | accepted (GBIF) | No associated record in PBDB | |||
| Palaeaster pulchellus species | accepted (GBIF) | No associated record in PBDB | |||
| Roemeraster asperula ✝ species | listed (PBDB) | ||||
| Stenaster grandis species | accepted (GBIF) | No associated record in PBDB | |||
| Stenaster huxleyi species | accepted (GBIF) | No associated record in PBDB | |||
| Uraster ruthveni species | accepted (GBIF) | No associated record in PBDB | |||
| Urasterella asperrimus ✝ species | listed (PBDB) | ||||
| Urasterella constellata ✝ species | listed (PBDB) | ||||
| Urasterella creswelli ✝ species | accepted (GBIF) listed (PBDB) | ||||
| Urasterella grandis ✝ species | listed (PBDB) | 2 | 461 Ma Middle Ordovician | 450 Ma Late/Upper Ordovician | |
| Urasterella gutterfordensis ✝ species | accepted (GBIF) listed (PBDB) | 1 | 439 Ma Silurian | 439 Ma Silurian | |
| Urasterella huxleyi ✝ species | listed (PBDB) | ||||
| Urasterella inyoensis species | accepted (GBIF) | No associated record in PBDB | |||
| Urasterella montana ✝ species | listed (PBDB) | ||||
| Urasterella pulchella ✝ species | listed (PBDB) | 2 | 461 Ma Middle Ordovician | 461 Ma Middle Ordovician | |
| Urasterella ruthveni ✝ species | listed (PBDB) | 1 | 421 Ma Silurian | 421 Ma Silurian | |
| Urasterella thraivensis ✝ species | accepted (GBIF) listed (PBDB) | 1 | 456 Ma Late/Upper Ordovician | 456 Ma Late/Upper Ordovician | |
| Urasterella verruculosa ✝ species | accepted (GBIF) listed (PBDB) | 1 | 409 Ma Early/Lower Devonian | 409 Ma Early/Lower Devonian | |
Synonymy List
| Year | Name and Author |
|---|---|
| 1851 | Urasterella McCoy p. 59 |
| 1886 | Roemeraster Stürtz p. 85 |
| 1886 | Palasteracanthion Stürtz p. 153 |
| 1915 | Urasterella Schuchert pp. 173-178 |
| 1918 | Urasterella Spencer pp. 135-137 |
| 1934 | Urasterella Withers and Keble p. 234 |
| 1950 | Phillipaster Spencer |
| 1957 | Urasterella Lehmann pp. 127-128 |
| Year | Name and Author |
|---|---|
| 1965 | Urasterella Owen p. 565 |
| 1965 | Phillipsaster Owen p. 566 |
| 1966 | Phillipsaster Spencer and Wright p. U71 |
| 1966 | Urasterella Spencer and Wright p. U71 |
| 2002 | Phillipaster Sepkoski, Jr. |
| 2002 | Urasterella Sepkoski, Jr. |
| 2005 | Urasterella Dean Shackleton p. 99 |
| 2007 | Urasterella Blake and Rozhnov p. 524 |
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!
