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Xestoleberis sarsi

Ostracoda - Podocopida - Xestoleberididae

Taxonomy
Xestoleberis sarsi was named by Howe and Chambers (1935). It is a 3D body fossil. Its type locality is Keyser Hill, 27 ft bellow Cocoa sand, which is in an Oligocene marginal marine horizon in Alabama.

Sister species lacking formal opinion data
X. basiplana, X. birkenmajeri, X. chilensis, X. comunis, X. dactylotypa, X. decipiens, X. glaberescense, X. glabrescens, X. mauryae, X. miocenicus, X. paratruncata, X. planoventralis, X. reymenti, X. sarsis, X. trimaculata, X. tripolensis, X. tumida, X. tunisiensis, X. variegata, X. ventrostriata
Entered
by M. Fernandes Martins on 2018-02-20; modified by M. Fernandes Martins on 2018-04-25

Synonymy list
YearName and author
1935Xestoleberis sarsi Howe and Chambers p. 48 figs. Plate III, figure 9; Plate IV, figure 10; Plate VI, figure 16

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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
orderPodocopidaSars 1866
suborderSigilliocopinaMartens 1992
superfamilyCytheroidea(Baird 1850)
familyXestoleberididaeSars 1928
genusXestoleberisSars 1866
speciessarsi

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.

†Xestoleberis sarsi Howe and Chambers 1935
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Environment: freshwaterf
Locomotion: actively mobilec
Life habit: epifaunalo
Diet: detritivoreo
Diet 2: grazero
Vision: limitedc
Created: 2026-03-22 14:56:05
Modified: 2026-03-22 14:56:05
Source: f = family, o = order, c = class
References: Kiessling 2004, Jell and Adrain 2002, Martens et al. 2008

Age range: base of the Eocene to the top of the Oligocene or 56.00000 to 23.04000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Eocene56.0 - 33.9USA (Mississippi) Xestoleberis sarsi (192002)
Eocene56.0 - 33.9USA (Louisiana) Xestoleberis sarsi (191912)
Oligocene33.9 - 23.04USA (Alabama) Xestoleberis sarsi (type locality: 191979)