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Anosteira mongoliensis

Reptilia - Testudines

Taxonomy
Anosteira mongoliensis was named by Gilmore (1931). Its type specimen is AMNH 6666, a partial shell (articulated hyoplastron, hypoplastron and xiphiplastron, attached to portions of the carapace rim of both sides), and it is a 3D body fossil. Its type locality is Chimney Butte, North Mesa, which is in an Eocene terrestrial horizon in the Ulan Shireh Formation of Mongolia.

Synonyms
  • Anosteira shantungensis was named by Cheng (1961). Its type specimen is CAGS-IG Vr 32, a partial skeleton (Skull and partial carapace), and it is a 3D body fossil. Its type locality is Linqu turtle locality, which is in an Eocene terrestrial horizon in the Niushan Formation of China.

    It was synonymized subjectively with Anosteira mongoliensis by Joyce (2014).
Synonymy list
YearName and author
1931Anosteira mongoliensis Gilmore pp. 217-218 figs. 1; Pl. 1:1-5
1961Anosteira shantungensis Cheng
1963Anosteira mongoliensis Yeh
2008Anosteira mongoliensis Brinkman et al. p. 66
2008Anosteira shantungensis Brinkman et al. p. 67
2014Anosteira mongoliensis Joyce

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
RankNameAuthor
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Testudinata(Oppel 1811)
orderTestudinesBatsch 1788
suborderCryptodira
suborderTrionychia
—Carettochelyidae(Gill 1889)
genusAnosteiraLeidy 1871
speciesmongoliensis

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.

†Anosteira mongoliensis Gilmore 1931
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Invalid names: Anosteira shantungensis Cheng 1961 [synonym]
Diagnosis
ReferenceDiagnosis
C. W. Gilmore 1931Nuchal much wider than long; sides of posteriorlobe nearly parallel, with posterior extremity rounded to an obtuse pointed end.