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Paracryptodira

Reptilia - Testudines

Synonyms
Synonymy list
YearName and author
1876Polythorax Cope
1876Polythorax missuriensis Cope
1876Polythorax Cope p. 258
1876Polythorax missuriensis Cope p. 258
1884Polythorax Cope
1902Polythorax Hay
1902Polythorax missuriensis Hay
1908Glyptops caelatus Hay
1908Glyptops pervicax Hay p. 54 figs. Text-fig. 31
1908Polythorax Hay p. 100
1908Polythorax missuriensis Hay p. 100
1921Glyptops caelatus Gilmore p. 590
1975Paracryptodira Gaffney
2006Paracryptodira Lipka et al. p. 301
2007Paracryptodira Joyce
2008Paracryptodira Danilov and Parham
2008Paracryptodira Pérez-García et al.
2009Paracryptodira Anquetin et al.
2011Paracryptodira Lyson and Joyce p. 793
2011Paracryptodira Pérez-García and Ortega
2012Paracryptodira Anquetin p. 28
2012Paracryptodira Pérez-García
2012Paracryptodira Sullivan et al.
2013Paracryptodira Brinkman
2013Paracryptodira Hutchison et al.
2014Paracryptodira Puntener et al.
2015Paracryptodira Lively
2016Paracryptodira Lively

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
RankNameAuthor
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
Testudinata(Oppel 1811)
orderTestudinesBatsch 1788
Paracryptodira
Paracryptodira

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.

Diagnosis
ReferenceDiagnosis
T. R. Lyson and W. G. Joyce 2011‘‘Paracryptodira’’ refers to the most inclusive clade containing Pleurosternon (orig. Platemys) bullockii Owen, 1842 and Baena arenosa Leidy, 1870 but not any species of Recent turtle.
Canalis caroticus internus located halfway along suture between pterygoid and basisphenoid; interpterygoid vacuity absent; distinct thickening of plastron medial to inguinal buttress.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:35
Modified: 2017-04-17 15:15:35
Source: c = class, subp = subphylum, uc = unranked clade
References: Kiessling 2004, Carroll 1988, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the Late/Upper Bathonian to the top of the Lutetian or 167.70000 to 41.30000 Ma
Minimum age of oldest fossil (stem group age): 164.7 Ma

Collections (571 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Late/Upper Bathonian167.7 - 164.7United Kingdom (England) Cryptodira indet. (39075) Pleurosternidae indet. (57124)
Middle Bathonian167.7 - 164.7United Kingdom (Scotland) Pleurosternidae indet. (139746)
Kimmeridgian157.3 - 152.1Portugal (Leiria) Carettochelyidae indet. (24563)
Kimmeridgian157.3 - 152.1USA (Colorado) Glyptops plicatulus (48155 48160)
Kimmeridgian157.3 - 152.1USA (Utah) Glyptops plicatulus (57913) Glyptops sp. (46439)
Kimmeridgian - Tithonian157.3 - 145.0USA (Utah) Glyptops sp. (22711 49595)
Kimmeridgian - Tithonian157.3 - 145.0USA (South Dakota) Testudines indet. (49631)
Kimmeridgian - Tithonian157.3 - 145.0USA (New Mexico) Glyptops plicatulus (22717)
Kimmeridgian - Tithonian157.3 - 145.0USA (Colorado) Compsemys plicatulus (137746) Glyptops plicatulus (48162 48166) Glyptops plicatulus, Dinochelys sp. (48161) Glyptops plicatulus, Dorsetochelys buzzops (28366) Glyptops sp. (48157 48163 177145 192451)
Kimmeridgian - Tithonian157.3 - 145.0USA (Wyoming) Chelonia indet. (58507) Glyptops plicatulus (22648 39253 39426 39427 39428) Glyptops plicatulus, Chelonia indet. (39370) Glyptops plicatulus, Dinochelys whitei (39431 56167) Glyptops plicatulus, Glyptops ornatus, Dinochelys whitei (12816) Glyptops sp. (48837 55483 57896) Glyptops sp., Dinochelys sp. (56165)
Late/Upper Kimmeridgian155.7 - 150.8Portugal (Lisboa) Pleurosternidae indet. (91397) Selenemys lusitanica (108806)
Late/Upper Kimmeridgian - Early/Lower Tithonian155.7 - 145.0Portugal (Lisboa) Selenemys lusitanica (108808)
Late/Upper Kimmeridgian - Early/Lower Tithonian155.7 - 145.0USA (Colorado) Dinochelys whitei, Chelonia indet. (45975)
Late/Upper Kimmeridgian - Tithonian155.7 - 145.0USA (Oklahoma) Chelonia indet. (49598)
Late/Upper Kimmeridgian - Tithonian155.7 - 145.0USA (Colorado) Glyptops sp. (55329)
Tithonian152.1 - 145.0Ethiopia (Shewa) Pleurosternidae indet. (48832)
Tithonian152.1 - 145.0United Kingdom (England) Pleurosternum portlandicum (127647)
Tithonian152.1 - 145.0USA (Wyoming) Dinochelys whitei (39429) Uluops uluops (39412)
Tithonian152.1 - 145.0France (Nord-Pas-de-Calais) Pleurosternum bullochi (53967)
Tithonian - Early/Lower Berriasian152.1 - 140.2Spain (Aragón) Riodevemys inumbragigas (68019)