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Ulrichaster

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4872774https://www.gbif.org/species/4872774
PaleoBioDB ID (PBDB)31403https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=31403
Rankgenus
Taxonomy (GBIF)Life : Animalia : Echinodermata : Asteroidea : Urasterellidae : Ulrichaster
Taxonomy (PBDB)Life : Animalia : Echinodermata : Asteroidea : Platyasterida : Urasterellidae : Ulrichaster
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
orderPlatyasteridaSpencer 1951
suborderUractinina
familyUrasterellidaeSchuchert 1914
genusUlrichasterSpencer 1950
Scientific NameUlrichaster Spencer, 1950
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Ulrichastergenusbelongs to Urasterellidaestated without evidenceOwen, 1965
Ulrichastergenusbelongs to Urasterellidaestated with evidenceSpencer and Wright, 1966
Ulrichastergenusbelongs to Urasterellidaestated without evidenceJell and Theron, 1999
Ulrichastergenusbelongs to Uractinidasecond handSepkoski, 2002
Ulrichastergenussubjective synonym of Urasterellastated with evidenceDean Shackleton, 2005
Ulrichastergenusbelongs to Urasterellidaestated with evidenceBlake and Rozhnov, 2007
Status (PBDB)extinct
Taxon Size (PBDB)3
First Recorded Appearance461 - 450 Ma
Ordovician
Last Recorded Appearance393 - 388 Ma
Devonian
Environmentmarine (based on Echinodermata)
Motilityactively mobile (based on Urasterellidae)
Visionlimited (based on Asteroidea)
Dietcarnivore (based on Urasterellidae)
Reproductionoviparous, dispersal=water (based on Urasterellidae)
Ontogenyaccretion,addition of parts (based on Echinodermata)
Taphonomyhigh Mg calcite (based on Urasterellidae)
Primary Reference (PBDB)W. K. Spencer. 1950. Asterozoa and the study of Palaeozoic faunas. Geological Magazine 87:393-408

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Ulrichaster macrodentatus
species
accepted (GBIF)
listed (PBDB)
2393 Ma
Early/Lower Devonian
393 Ma
Early/Lower Devonian
Ulrichaster ulrichi
species
listed (PBDB)2461 Ma
Middle Ordovician
461 Ma
Middle Ordovician
Urasterella ulrichi
species
accepted (GBIF)No associated record in PBDB

Synonymy List

YearName and Author
1950Ulrichaster Spencer
1965Ulrichaster Owen p. 566
1966Ulrichaster Spencer and Wright p. U74
1999Ulrichaster Jell and Theron p. 155
2002Ulrichaster Sepkoski, Jr.
2007Ulrichaster Blake and Rozhnov p. 524

References

Spencer W. K. (1950) Asterozoa and the study of Palaeozoic faunas., Geological Magazine 87, 393-408
Spencer W. K., Wright C.W. (1966) Asterozoans, Moore R.C. ed, Treatise on invertebrate paleontology, Echinodermata, University of Kansas Press and the Geological Society of America 3 1, U4-U107
Jell P. A., Theron J. N. (1999) Early Devonian echinoderms from South Africa, Memoirs of the Queensland Museum 43 1, 115-199
Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560
Blake D. B., Rozhnov S. (2007) Aspects of life mode among Ordovician asteroids: Implications of new specimens from Baltica, Acta Palaeontologica Polonica 52 3, 519-533
Museum Victoria KEmu database (Oct 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
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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