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Cyrtothyris ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4869146	https://www.gbif.org/species/4869146
PaleoBioDB ID (PBDB)	30127	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=30127

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Sellithyrididae : Cyrtothyris

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
-	Lophophorata
phylum	Brachiopoda	Cuvier 1805
subphylum	Rhynchonelliformea	Williams et al. 1996
class	Rhynchonellata	Williams et al. 1996
order	Terebratulida	Waagen 1883
suborder	Terebratulidina	Waagen 1883
superfamily	Terebratuloidea
family	Sellithyrididae	Muir - Wood 1965
subfamily	Rectithyridinae	Muir-Wood 1965
genus	Cyrtothyris	Middlemiss 1959

Scientific Name

Cyrtothyris Middlemiss, 1959

Name Published In

Palaeontology 2

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Cyrtothyris	genus	belongs to Rectithyridinae	stated with evidence	Cooper, 1993
Cyrtothyris	genus	belongs to Terebratulida	second hand	Sepkoski, 2002
Cyrtothyris	genus	belongs to Rectithyridinae	stated with evidence	Williams et al., 2006

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

152 - 145 Ma
Late Jurassic

Last Recorded Appearance

83.5 - 70.6 Ma
Late/Upper Cretaceous

Motility

stationary, attached (based on Sellithyrididae)

Vision

blind (based on Rhynchonellata)

Diet

suspension feeder (based on Sellithyrididae)

Taphonomy

low Mg calcite (based on Brachiopoda)

Primary Reference (PBDB)

F. A. Middlemiss. 1959. English Aptian Terebratulidae. Palaeontology 2(1):94-142

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Cyrtothyris cantabridgiensis ✝ species	accepted (GBIF) listed (PBDB)	10	125 Ma Early/Lower Cretaceous	125 Ma Early/Lower Cretaceous
Cyrtothyris cyrta ✝ species	accepted (GBIF) listed (PBDB)	14	145 Ma Late Jurassic	113 Ma Early/Lower Cretaceous
Cyrtothyris dallasi ✝ species	accepted (GBIF) listed (PBDB)	6	125 Ma Early/Lower Cretaceous	125 Ma Early/Lower Cretaceous
Cyrtothyris maynci ✝ species	accepted (GBIF) listed (PBDB)	1	140 Ma Early/Lower Cretaceous	140 Ma Early/Lower Cretaceous
Cyrtothyris middlemissi ✝ species	accepted (GBIF) listed (PBDB)	5	125 Ma Early/Lower Cretaceous	105 Ma Early/Lower Cretaceous
Cyrtothyris ndumuensis ✝ species	accepted (GBIF) listed (PBDB)	1	105 Ma Early/Lower Cretaceous	105 Ma Early/Lower Cretaceous
Cyrtothyris seeleyi ✝ species	accepted (GBIF) listed (PBDB)	7	125 Ma Early/Lower Cretaceous	125 Ma Early/Lower Cretaceous
Cyrtothyris undisona ✝ species	accepted (GBIF) listed (PBDB)	1	83.5 Ma Late/Upper Cretaceous	83.5 Ma Late/Upper Cretaceous
Cyrtothyris uniplicata ✝ species	accepted (GBIF) listed (PBDB)	9	125 Ma Early/Lower Cretaceous	125 Ma Early/Lower Cretaceous

Synonymy List

Year	Name and Author
1959	Cyrtothyris Middlemiss p. 123
1993	Cyrtothyris Cooper p. 5
2002	Cyrtothyris Sepkoski, Jr.
2006	Cyrtothyris Williams et al. p. 2066

References

Middlemiss F. A. (1959) English Aptian Terebratulidae, Palaeontology 2 1, 94-142

Cooper M. R. (1993) Rectithyrid brachiopods (Terebratulacea) from the Cretaceous of Zululand, Durban Museum Novitates 18, 1-12

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

Williams A., Brunton C. H. C., et al (2006) , Treatise on Invertebrate Paleontology Part H, Brachiopoda. Volume 5: Rhynchonelliformea (part) 5, 1689-2320

GBIF/Paleo Database - 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

Palaeontology 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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