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Cyrtactinoceras ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4622103	https://www.gbif.org/species/4622103
PaleoBioDB ID (PBDB)	12487	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=12487

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Mollusca : Cephalopoda : Proteoceratidae : Cyrtactinoceras

Taxonomy (PBDB)

Life : Animalia : Mollusca : Cephalopoda : Orthocerida : Proteoceratidae : Cyrtactinoceras

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca	Linnaeus 1758
class	Cephalopoda	Cuvier 1797
subclass	Orthoceratoidea	Zhuravleva 1994
order	Orthocerida	Kuhn 1940
family	Proteoceratidae	Flower 1962
genus	Cyrtactinoceras	Hyatt 1900

Scientific Name

Cyrtactinoceras Hyatt, 1900

Name Published In

in Eastman-Zittel, Text-Book Pal., 1, fasc. 2

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Cyrtactinoceras	genus	belongs to Proteoceratidae	stated with evidence	Flower, 1962

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

466 - 458 Ma
Ordovician

Last Recorded Appearance

466 - 458 Ma
Ordovician

Environment

marine (based on Orthocerida)

Motility

actively mobile (based on Orthocerida)

Vision

well-developed (based on Cephalopoda)

Diet

carnivore (based on Orthocerida)

Taphonomy

aragonite (based on Orthocerida)

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
Cyrtactinoceras boycii ✝ species	listed (PBDB)		6	466 Ma Middle Ordovician	466 Ma Middle Ordovician
Cyrtactinoceras champlainense ✝ species	accepted (GBIF) listed (PBDB)		1	466 Ma Middle Ordovician	466 Ma Middle Ordovician
Cyrtoceras boycii species	accepted (GBIF)	No associated record in PBDB

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Cyrtactionoceras Kobayashi, 1928	GBIF	genus	Animalia : Mollusca : Cephalopoda : Proteoceratidae : *Cyrtactionoceras*
Cyrtoactinoceras Kobayashi, 1928	GBIF	genus	Animalia : Mollusca : Cephalopoda : Proteoceratidae : *Cyrtoactinoceras*

Synonymy List

Year	Name and Author
1900	Cyrtactinoceras Hyatt in Zittel p. 528
1962	Cyrtactinoceras Flower
1964	Cyrtactinoceras Teichert et al. p. 256

References

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

Flower R. H. (1962) Part 1, Revision of Buttsoceras, Part 2, Notes on the Michelinoceratida, State Bureau of Mines and Mineral Resources, New Mexico Institute of Mining and Technology, Memoir 10, 1-58

Teichert C., Kummel B., et al (1964) Cephalopoda - general features - Endoceratoidea - Actinoceratoidea - Nautiloidea - Bactritoidea, Treatise on Invertebrate Paleontology K 3, 1-519

GBIF/Paleo Database - via The Interim Register of Marine and Nonmarine Genera

Nomenclator Zoologicus (authority adjusted) - via The Interim Register of Marine and Nonmarine Genera

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

in Eastman-Zittel, Text-Book Pal., 1, fasc. 2 - 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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