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Pycinaster crassus

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4976306https://www.gbif.org/species/4976306
PaleoBioDB ID (PBDB)109383https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=109383
Rankspecies
Taxonomy (GBIF)Life : Animalia : Echinodermata : Asteroidea : Valvatida : Pycinasteridae : Pycinaster : Pycinaster crassus
Taxonomy (PBDB)Life : Animalia : Echinodermata : Asteroidea : Valvatida : Pycinasteridae : Pycinaster : Pycinaster crassus
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
-Ambulacraria
phylumEchinodermataKlein 1754
subphylumAsterozoavon Zittel 1895
classAsteroideade Blainville 1830
subclassAmbuloasteroideaBlake and Hagdorn 2003
infraclassNeoasteroidea
superorderValvataceaMcKnight 1975
orderValvatidaPerrier 1884
familyPycinasteridae
genusPycinasterSpencer 1907
speciesPycinaster crassusSpencer 1907
Generic NamePycinaster
Scientific NamePycinaster crassus Spencer, 1907
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Pycinaster crassusspeciesbelongs to Pycinasterstated with evidenceSpencer, 1907
Pycinaster crassusspeciesbelongs to Pycinasterstated without evidenceMercier, 1935
Pycinaster crassusspeciesbelongs to Pycinasterstated with evidenceRasmussen, 1950
Pycinaster crassusspeciesbelongs to Pycinasterstated without evidenceRasmussen, 1979
Pycinaster crassusspeciesbelongs to PycinasterimpliedLewis, 1993
Pycinaster crassusspeciesbelongs to Pycinasterstated without evidenceBreton, 1997
Status (PBDB)extinct
Taxon Size (PBDB)1
First Recorded Appearance89.8 - 86.3 Ma
Late/Upper Cretaceous
Last Recorded Appearance66.0 - 61.6 Ma
Paleocene
Environmentmarine (based on Echinodermata)
Motilityslow-moving (based on Asteroidea)
Visionlimited (based on Asteroidea)
Dietcarnivore (based on Asteroidea)
Reproductiondispersal=water,planktonic (based on Echinodermata)
Ontogenyaccretion,addition of parts (based on Echinodermata)
Taphonomyhigh Mg calcite (based on Asteroidea)
Primary Reference (PBDB)W. K. Spencer. 1907. A Monograph of the British Fossil Echinodermata from the Cretaceous formations. Volume second: The Asteroidea and Ophiuroidea. Paleontographical Society Monographs 2(4):91-132

Fossil Distribution

Synonymy List

YearName and Author
1907Pycinaster crassus Spencer pp. 96-97 figs. fig. 24; pl. 29, fig. 1-5
1913Pycinaster crassus Spencer p. 125 figs. pl. 15, fig. 4
1915Pycinaster crassus Valette pp. 38-39 figs. fig. 12
1935Pycinaster crassus Mercier p. 12 figs. pl. 1, fig. 4a-b
1936Pycinaster crassus Mercier p. 24
1943Pycinaster crassus Brünnich-Nielsen pp. 56-57 figs. pl. 3, fig. 20-21
1950Pycinaster crassus Rasmussen pp. 73-74 figs. pl. 10, fig. 6-7
1979Pycinaster crassus Rasmussen p. 70
1993Pycinaster crassus Lewis p. 64
1997Pycinaster crassus Breton p. 138

References

Spencer W. K. (1907) A Monograph of the British Fossil Echinodermata from the Cretaceous formations. Volume second: The Asteroidea and Ophiuroidea, Paleontographical Society Monographs 2 4, 91-132
Spencer W. K. (1913) The evolution of Cretaceous Asteroidea, Philosophical Transactions of the Royal Society of London, serie B 204, 99-177
Mercier J. (1935) Les stelléridés mésozoïques du bassin de Paris, Mémoires de la Société Linnéenne de Normandie 1 2, 6-64
Brünnich-Nielsen K. (1943) The Asteroids of the Senonian and Danian deposits of Danmark, Biologiske skrifter fra det Danske Videnskabernes Selskab 2 5, 1-68
Rasmussen H. W. (1950) Cretaceous Asteroidea and Ophiuroidea with a special reference to the species found in Denmark, Denmarks Geologiske Undersogelse 2, 1-134
Lewis D.N. (1993) Catalogue of the type and figured specimens of fossils Asteroidea and Ophiuroidea in the Natural History Museum, Bulletin of the Natural History Museum, Geology Series 49, 47-80
Breton G. (1997) Patterns and processes of heterochrony in Mesozoic goniasterid sea stars from France, Lethaia 30, 135-144
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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