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Staurocephalus

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)Not linked to a GBIF record.
PaleoBioDB ID (PBDB)21782https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=21782
Rankgenus (PBDB)
Taxonomy (PBDB)Life : Animalia : Arthropoda : Trilobita : Phacopida : Encrinuridae : Staurocephalus
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-Bilateria
-EubilateriaAx 1987
-ProtostomiaGrobben 1908
-Ecdysozoa
-Panarthropoda
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCheirurinaHarrington and Leanza 1957
familyEncrinuridaeAngelin 1854
genusStaurocephalusBarrande 1846
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Staurocephalusgenusbelongs to Staurocephalidaestated with evidenceKielan, 1957
Staurocephalusgenusbelongs to Staurocephalinaestated with evidenceNikolaisen, 1961
Staurocephalusgenusbelongs to Staurocephalidaestated with evidenceOwen and Bruton, 1980
Staurocephalusgenusbelongs to Encrinuridaestated without evidenceJell and Adrain, 2002
Staurocephalusgenusbelongs to Phacopidasecond handSepkoski, 2002
Status (PBDB)extinct
Taxon Size (PBDB)5
First Recorded Appearance466 - 452 Ma
Ordovician
Last Recorded Appearance426 - 423 Ma
Silurian
Environmentmarine (based on Trilobita)
Motilityfast-moving (based on Trilobita)
Visionwell-developed (based on Staurocephalus)
Dietcarnivore (based on Trilobita)
Ontogenymolting,addition of parts (based on Trilobita)
Ecospace CommentsBODY SIZE: Data from Harrington et al. (1959).
Taphonomymajor spines (based on Staurocephalus)
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

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Staurocephalus clavifrons
species
listed (PBDB)7456 Ma
Late/Upper Ordovician
450 Ma
Late/Upper Ordovician
Staurocephalus murchisoni
species
listed (PBDB)9453 Ma
Late/Upper Ordovician
431 Ma
Silurian
Staurocephalus pilafrons
species
listed (PBDB)5458 Ma
Late/Upper Ordovician
452 Ma
Late/Upper Ordovician
Staurocephalus trichochin
species
listed (PBDB)1427 Ma
Silurian
427 Ma
Silurian

Synonymy List

YearName and Author
1846Staurocephalus Barrande
1957Staurocephalus Kielan
1961Staurocephalus Nikolaisen
1980Staurocephalus Owen and Bruton
1991Staurocephalus Kielan-Jaworowska et al.
2002Staurocephalus Jell and Adrain p. 447
2002Staurocephalus Sepkoski, Jr.

References

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560
Kielan Z. (1957) On the Trilobite Family Staurocephalidae, Acta Palaeontologica Polonica 2 2-3, 155-180
Nikolaisen F. (1961) The Middle Ordovician of the Oslo Region, Norway 7. Trilobites of the suborder Cheirurina, Norsk Geologisk Tidsskrift 41, 279-310
Owen A. W., Bruton D. L. (1980) Late Caradoc-early Ashgill trilobites of the central Oslo Region, Norway, Paleontological Contributions from the University of Oslo. No. 245 245, 1-63
Kielan-Jaworowska Z., Bergström J., et al (1991) Cheirurina (Trilobita) from the upper Ordovician of Västergötland and other regions of Sweden, Geologiska Föreningens i Stockholm Förhandlingar 113, 219-244
Jell P. A., Adrain J. M. (2002) Available generic names for trilobites, Memoirs of the Queensland Museum 48 2, 331-553
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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