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Sharemys hemispherica

Reptilia - Testudines - Emydidae

Taxonomy
Sharemys hemispherica was named by Gilmore (1931). Its type specimen is AMNH 6694, a partial skeleton (nearly complete carapace and plastron), and it is a 3D body fossil. Its type locality is Twin Obo (Ulan Gochu horizon), which is in an Oligocene terrestrial horizon in the Ulan Gochu Formation of China. It is the type species of Sharemys.

Synonymy list
YearName and author
1931Sharemys hemispherica Gilmore p. 229 figs. 9-10; Pl. 4
2008Sharemys hemispherica Brinkman et al. p. 84

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Testudinata(Oppel 1811)
orderTestudinesBatsch 1788
suborderCryptodira
—Pantestudinoidea
superfamilyTestudinoidea
familyEmydidaeRafinesque 1815
genusSharemys
specieshemispherica

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.

†Sharemys hemispherica Gilmore 1931
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Diagnosis
ReferenceDiagnosis
C. W. Gilmore 1931Shell small, subhemispherical in outline; deeply notched on anterior border; marginal sulcus everywhere below peripheral suture; marginal sulcus crossing pygal; eighth neural large, crossed posterior to middle by vertebral sulcus; plastron notched at both ends; slightly protruding epiplastral lip; pectoral-abdominal sulcus at middle extending posterior to the hyo-hypoplastral suture; humeral-pectoral sulcus crossing entoplastron far forwaxd; pectoral scute on midline twice the length of the abdominal; width of bridge greater than length of posterior lobe.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: freshwaterf
Locomotion: actively mobilec
Life habit: aquaticf
Diet: omnivoref
Reproduction: oviparousf
Created: 2005-08-26 14:20:16
Modified: 2005-08-26 16:20:16
Source: f = family, c = class, subp = subphylum
References: Hendy et al. 2009, Uetz 2005, Carroll 1988

Age range: Early/Lower Oligocene or 33.90000 to 27.30000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Oligocene33.9 - 27.3China (Nei Mongol) Sharemys hemispherica (type locality: 178876)