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Cretirhynchia (Homaletarhynchia) arcuata

Rhynchonellata - Rhynchonellida - Basiliolidae

Taxonomy
Cretirhynchia arcuata was named by Pettitt (1950). Its type specimen is B.M. [B.B.9991] and is a 3D body fossil. Its type locality is Mousehold pit, which is in a Campanian carbonate chalk in the Upper Chalk Formation of the United Kingdom.

It was recombined as Cretirhynchia (Homaletarhynchia) arcuata by Simon and Owen (2001).

Sister species lacking formal opinion data
C. cueniformis

Synonymy list
YearName and author
1950Cretirhynchia arcuata Pettitt p. 25 figs. Pl. 1, Fig. 3a-c; Pl. II, Fig. 13
2001Cretirhynchia (Homaletarhynchia) arcuata Simon and Owen p. 99 figs. Pl 7, figs 3,4; text-fig 22

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderRhynchonellidaKuhn 1949
superfamilyPugnacoideaRzhonsnitskaia 1956
familyBasiliolidae
subfamilyAphelesiinae
genusCretirhynchia()
subgenusHomaletarhynchia
speciesarcuata()

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
height19.20----
shell height211.510.712.411.61.20

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:12:25
Modified: 2004-02-28 16:12:25
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Aberhan et al. 2004

Age range: Late/Upper Campanian or 83.50000 to 70.60000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian83.5 - 70.6United Kingdom (England) Cretirhynchia arcuata (type locality: 159326 159328 159439 159459 159463 159464)
Late/Upper Campanian83.5 - 70.6Germany Cretirhynchia arcuata (170313)
Late/Upper Campanian83.5 - 70.6United Kingdom (Norfolk) Cretirhynchia arcuata (170314)