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Geisina retiferiformis

Ostracoda - Palaeocopida - Knoxitidae

Taxonomy
Halliella retiferiformis was named by Girty (1910) [Halliella? retiferiformis]. It is not a trace fossil.

It was recombined as Geisina retiferiformis by Sohn (1969).

Sister species lacking formal opinion data
G. gregaria, G. vjasovskiana

Synonyms
  • Perprimitia funkhouseri was named by Croneis and Thurman (1939). It is not a trace fossil.

    It was synonymized subjectively with Geisina retiferiformis by Sohn (1969).
  • Jonesina tumida was named by Cronier and Thurman (1939) [Jonesina? tumida]. It is not a trace fossil.

    It was synonymized subjectively with Perprimitia funkhouseri by Cooper (1941); it was synonymized subjectively with Geisina retiferiformis by Sohn (1969).
Synonymy list
YearName and author
1910Halliella retiferiformis Girty p. 233
1939Perprimitia funkhouseri Croneis and Thurman p. 304 figs. pl. 7 f. 18-19
1939Jonesina tumida Cronier and Thurman p. 305 figs. pl. 7 f. 11
1969Geisina retiferiformis Sohn pp. 45 – 46 figs. pl. 6 f. 3-9

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaGravenhorst 1843
—Deuteropoda
—Mandibulata
—PancrustaceaZrzavý and Štys 1997
RankNameAuthor
—Hymenostraca(Rolfe 1969)
superclassOligostracaZrzavý et al. 1997
classOstracoda
subclassPodocopaSars 1865
orderPalaeocopidaHenningsmoen 1953
suborderKloedenellocopinaScott 1961
superfamilyKloedenelloidea(Ulrich and Bassler 1908)
familyKnoxitidaeEgorov 1950
genusGeisina
speciesretiferiformis()

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.

†Geisina retiferiformis Girty 1910
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Invalid names: Jonesina tumida Cronier and Thurman 1939 [synonym], Perprimitia funkhouseri Croneis and Thurman 1939 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Environment: hypersaline, marine, brackish, freshwaterc
Locomotion: actively mobilec
Life habit: epifaunalo
Diet: suspension feedero
Vision: limitedc
Created: 2010-02-06 00:42:06
Modified: 2010-02-23 22:46:12
Source: o = order, c = class
References: Alvarez et al. 2008, Kiessling 2004

Age range: Meramecian or 342.90000 to 335.40000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Meramecian342.9 - 335.4USA (Arkansas) Geisina retiferiformis (76149)