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Petalaxis ✝
| Source Data |
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| Rank | genus | ||||||||||||||||||||||||||||||
| Taxonomy (GBIF) | Life : Animalia : Cnidaria : Anthozoa : Petalaxidae : Petalaxis | ||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Cnidaria : Anthozoa : Stauriida : Petalaxidae : Petalaxis | ||||||||||||||||||||||||||||||
| Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Scientific Name | Petalaxis Milne-Edwards & Haime, 1852 | ||||||||||||||||||||||||||||||
| Name Published In | (Pal. Soc. Monogr.) Brit. Foss. Corals, fasc. 3 | ||||||||||||||||||||||||||||||
| Opinions (PBDB) |
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| Status (PBDB) | extinct | ||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 16 | ||||||||||||||||||||||||||||||
| First Recorded Appearance | 331 - 323 Ma Carboniferous | ||||||||||||||||||||||||||||||
| Last Recorded Appearance | 279 - 272 Ma Permian | ||||||||||||||||||||||||||||||
| Motility | stationary, attached (based on Rugosa) | ||||||||||||||||||||||||||||||
| Vision | blind (based on Anthozoa) | ||||||||||||||||||||||||||||||
| Diet | suspension feeder (based on Rugosa) | ||||||||||||||||||||||||||||||
| Taphonomy | low Mg calcite (based on Rugosa) | ||||||||||||||||||||||||||||||
| 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 |
|---|---|---|---|---|---|
| Eastonoides elyensis species | accepted (GBIF) | No associated record in PBDB | |||
| Lithostrotion mokomokensis species | accepted (GBIF) | No associated record in PBDB | |||
| Lithostrotion occidentalis species | accepted (GBIF) | No associated record in PBDB | |||
| Petalaxis allisonae ✝ species | accepted (GBIF) listed (PBDB) | 1 | 299 Ma Carboniferous | 299 Ma Carboniferous | |
| Petalaxis baculatus ✝ species | accepted (GBIF) listed (PBDB) | 1 | 307 Ma Carboniferous | 307 Ma Carboniferous | |
| Petalaxis beauchampi ✝ species | accepted (GBIF) listed (PBDB) | 3 | 314 Ma Carboniferous | 309 Ma Carboniferous | |
| Petalaxis besti ✝ species | accepted (GBIF) listed (PBDB) | 12 | 299 Ma Carboniferous | 290 Ma Permian | |
| Petalaxis branisai ✝ species | listed (PBDB) | 2 | 296 Ma Permian | 290 Ma Permian | |
| Petalaxis crassicolumnus ✝ species | accepted (GBIF) listed (PBDB) | 7 | 315 Ma Carboniferous | 314 Ma Carboniferous | |
| Petalaxis ellesmerensis ✝ species | accepted (GBIF) listed (PBDB) | 7 | 315 Ma Carboniferous | 311 Ma Carboniferous | |
| Petalaxis elyensis ✝ species | listed (PBDB) | 4 | 307 Ma Carboniferous | 299 Ma Carboniferous | |
| Petalaxis exiguus ✝ species | accepted (GBIF) listed (PBDB) | 3 | 296 Ma Permian | 296 Ma Permian | |
| Petalaxis mokomokensis ✝ species | listed (PBDB) | 3 | 290 Ma Permian | 290 Ma Permian | |
| Petalaxis multilamellatus ✝ species | accepted (GBIF) listed (PBDB) | 1 | 315 Ma Carboniferous | 315 Ma Carboniferous | |
| Petalaxis occidentalis ✝ species | listed (PBDB) | 8 | 299 Ma Carboniferous | 279 Ma Permian | |
| Petalaxis parvus ✝ species | accepted (GBIF) listed (PBDB) | 1 | 307 Ma Carboniferous | 307 Ma Carboniferous | |
| Petalaxis sutherlandi ✝ species | accepted (GBIF) listed (PBDB) | 3 | 299 Ma Carboniferous | 296 Ma Permian | |
| Petalaxis thorsteinssoni ✝ species | accepted (GBIF) listed (PBDB) | 6 | 315 Ma Carboniferous | 309 Ma Carboniferous | |
| Petalaxis wyomingensis species | accepted (GBIF) | No associated record in PBDB | |||
| Petalaxis yosti species | accepted (GBIF) | No associated record in PBDB | |||
| Stylastraea branisai species | accepted (GBIF) | No associated record in PBDB | |||
Obsolete Names
| Name | Source | Taxon Rank | Taxonomy |
|---|---|---|---|
| Grootia Yu, 1984 | GBIF | genus | Animalia : Cnidaria : Anthozoa : Petalaxidae : Grootia |
Synonymy List
| Year | Name and Author |
|---|---|
| 1852 | Petalaxis Milne-Edwards and Haime |
| 1984 | Grootia Yu |
| 1998 | Petalaxis Bamber and Fedorowski |
| 2002 | Petalaxis Sepkoski, Jr. |
| 2007 | Petalaxis Fedorowski et al. p. 161 |
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!
