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Ogmoconcha alaskaense

Ostracoda - Podocopida - Healdiidae

Taxonomy
Ogmoconcha alaskaense was named by Sohn (1987). Its type specimen is USNM 389887, a test, and it is a 3D body fossil. Its type locality is USGS Loc. 33144-33150 [Clay Shale Mbr, Shublik Fm], which is in a Tuvalian offshore shale in the Shublik Formation of Alaska.

Sister species lacking formal opinion data
O. convexa

Synonymy list
YearName and author
1987Ogmoconcha alaskaense Sohn p. C16 figs. pl. 5, figs. 23-28; pl. 9, figs. 17, 18, 24, 25; pl. 11, figs. 17-19

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
—Deuteropoda
—Mandibulata
—PancrustaceaZrzavý and Štys 1997
RankNameAuthor
—Hymenostraca(Rolfe 1969)
superclassOligostracaZrzavý et al. 1997
classOstracoda
subclassPodocopaSars 1865
orderPodocopidaSars 1866
suborderMetacopinaSylvester-Bradley 1961
superfamilyHealdioidea(Harlton 1933)
familyHealdiidae
genusOgmoconchaTriebel 1941
speciesalaskaense

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.

†Ogmoconcha alaskaense Sohn 1987
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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: detritivoreo
Diet 2: grazero
Vision: limitedc
Created: 2010-02-05 02:00:00
Modified: 2010-02-23 23:16:56
Source: o = order, c = class
References: Kiessling 2004, Jell and Adrain 2002

Age range: base of the Tuvalian to the top of the Sevatian or 233.60000 to 205.70000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Tuvalian233.6 - 227.3USA (Alaska) Ogmoconcha alaskaense (type locality: 162414)
Lacian227.3 - 215.38USA (Alaska) Ogmoconcha alaskaense (162416)
Alaunian215.38 - 211.18USA (Alaska) Ogmoconcha alaskaense (162417)
Sevatian211.18 - 205.7USA (Alaska) Ogmoconcha alaskaense (162415)