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Petalaxis ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4880916	https://www.gbif.org/species/4880916
PaleoBioDB ID (PBDB)	5765	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=5765

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)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
phylum	Cnidaria	Hatschek 1888
class	Anthozoa	Ehrenberg 1834
subclass	Rugosa
order	Stauriida	Verrill 1865
family	Petalaxidae	Fomichev 1953
genus	Petalaxis	Milne-Edwards & Haime 1852

Scientific Name

Petalaxis Milne-Edwards & Haime, 1852

Name Published In

(Pal. Soc. Monogr.) Brit. Foss. Corals, fasc. 3

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Petalaxis	genus	subjective synonym of Lithostrotion	stated with evidence	Hill, 1956
Petalaxis	genus	belongs to Petalaxidae	stated with evidence	Bamber and Fedorowski, 1998
Petalaxis	genus	belongs to Rugosa	second hand	Sepkoski, 2002
Petalaxis	genus	belongs to Petalaxidae	stated with evidence	Fedorowski et al., 2007

Status (PBDB)

extinct

Taxon Size (PBDB)

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

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Bamber E. W., Fedorowski J. (1998) Biostratigraphy and systematics of Upper Carboniferous cerioid rugose corals, Ellesmere Island, Arctic Canada, Geological Survey of Canada Bulletin 511, 1-127

Fedorowski J., Bamber E. W., et al (2007) , Lower Permian colonial rugose corals, western and northwestern Pangaea: taxonomy and distribution, 1-231

Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera

Sepkoski, J. J., Jr. (2002). A compendium of fossil marine animal genera. Bulletins of American Paleontology. 363, 1-560. - via The Interim Register of Marine and Nonmarine Genera

(Pal. Soc. Monogr.) Brit. Foss. Corals, fasc. 3 - via The Interim Register of Marine and Nonmarine Genera

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!

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