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Cytherelloidea circumscripta

Ostracoda - Platycopida - Cytherellidae

Taxonomy
Cytherella circumscripta was named by Blake (1876).

It was recombined as Cytherelloidea circumscripta by Lord (1971) and Harloff and Jäger (1994).

Synonymy list
YearName and author
1876Cytherella circumscripta Blake p. 434 figs. Pl 17, fig 14
1971Cytherelloidea circumscripta Lord p. 647 figs. Pl 122, figs 8,9
1994Cytherelloidea circumscripta Harloff and Jäger p. 41 figs. Pl 8, figs 1,2

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
—Deuteropoda
—Mandibulata
—PancrustaceaZrzavý and Štys 1997
RankNameAuthor
—Hymenostraca(Rolfe 1969)
superclassOligostracaZrzavý et al. 1997
classOstracoda
subclassPodocopaSars 1865
orderPlatycopidaSars 1866
suborderPlatycopinaSars 1866
superfamilyCytherelloideaSars 1886
familyCytherellidaeSars 1866
genusCytherelloideaAlexander 1929
speciescircumscripta(Blake 1876)

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.
carapace height10.430----
valve height20.4850.4800.4900.4850.007

Composition: low Mg calcitec
Environment: hypersaline, marine, brackish, freshwaterc
Locomotion: actively mobilec
Life habit: epifaunalo
Diet: detritivoreo
Diet 2: suspension feedero
Vision: blindo
Created: 2010-02-05 01:56:31
Modified: 2011-06-14 02:59:51
Source: o = order, c = class
References: Kiessling 2004, Jell and Adrain 2002

Age range: base of the Hettangian to the top of the Bucklandi or 201.30000 to 189.60000 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Hettangian201.3 - 199.3United Kingdom (Wales) Cytherelloidea circumscripta (33490)
Hettangian201.3 - 199.3United Kingdom (East Yorkshire) Cytherelloidea circumscripta (159118)
Hettangian201.3 - 199.3Germany Cytherelloidea circumscripta (33522 33523)
Angulata201.3 - 196.5United Kingdom (East Yorkshire) Cytherelloidea circumscripta (159116)
Angulata201.3 - 196.5United Kingdom (North Yorkshire) Cytherelloidea circumscripta (159095)
Angulata201.3 - 196.5Germany Cytherelloidea circumscripta (139805 139806 139807)
Planorbis201.3 - 196.5Germany Cytherelloidea circumscripta (139803 139804)
Planorbis201.3 - 196.5United Kingdom (East Yorkshire) Cytherelloidea circumscripta (159120)
Bucklandi196.5 - 189.6United Kingdom (North Yorkshire) Cytherelloidea circumscripta (159099 159104 159105)