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Chelydroidea

Reptilia - Testudines

Taxonomy
Chelydroidea was named by Baur (1893). It is extant. Its type is Chelydra.

It was reranked as the unranked clade Chelydroidea by Knauss et al. (2011).

It was assigned to Cryptodira by Baur (1893); and to Cryptodira by Knauss et al. (2011).

Synonymy list
YearName and author
1893Chelydroidea Baur p. 673
2011Chelydroidea Knauss et al.

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

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.

Unr. Chelydroidea Baur 1893
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Unr. †Panchelydridae Joyce et al. 2004
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G. †Denverus Hutchison and Holroyd 2003
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†Denverus middletoni Hutchison and Holroyd 2003
G. †Protochelydra Erickson 1973
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†Protochelydra zangerli Erickson 1973
Invalid names: Hoplochelys caelata Hay 1909 [nomen dubium]
Unr. †Pankinosternoidea Joyce et al. 2004
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G. †Emarginachelys Whetstone 1978
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†Emarginachelys cretacea Whetstone 1978
G. †Lutemys Lyson et al. 2017
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†Lutemys warreni Lyson et al. 2017
G. †Planetochelys Weems 1988
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†Planetochelys dithyros Hutchison 2013
†Planetochelys savoiei Weems 1988
G. †Tullochelys Hutchison 2013
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†Tullochelys montana Hutchison 2013
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: freshwatersubo
Locomotion: actively mobilec
Life habit: aquaticsubo
Diet: omnivoresubo
Reproduction: oviparoussubo
Created: 2005-08-26 14:49:00
Modified: 2005-08-26 16:49:00
Source: subo = suborder, c = class, subp = subphylum
References: Hendy et al. 2009, Uetz 2005, Carroll 1988

Age range: base of the Late/Upper Barremian to the top of the Wasatchian or 125.77000 to 50.50000 Ma

Collections (57 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Barremian125.77 - 121.4Spain (Cuenca) Chelydroidea indet. (61319)
Late/Upper Campanian83.6 - 72.2Mexico (Coahuila) Protochelydra sp. (24257)
Late/Upper Campanian83.6 - 72.2USA (Utah) Lutemys warreni (190747)
Middle Campanian83.6 - 72.2France (Provence-Alpes-Côte d'Azur) Chelydroidea indet. (48849)
Lancian72.2 - 66.0USA (Wyoming) Emarginochelys sp. (14519)
Lancian72.2 - 66.0USA (Montana) Emarginochelys cretacea (14616) Emarginochelys sp. (14568) Emarginochelys sp., Chelydridae indet. (14512)
Lancian72.2 - 66.0USA (South Dakota) Chelydroidea indet. (48235)
Lancian72.2 - 66.0USA (North Dakota) Protochelydra sp. (137706 137710 137712 137713 137729) Protochelydra sp., Emarginochelys cretacea (137715)
Late/Upper Maastrichtian72.2 - 66.0USA (North Dakota) Emarginochelys cretacea (137718)
Late/Upper Maastrichtian72.2 - 66.0USA (South Dakota) Tullochelys sp. (224484)
Late/Upper Maastrichtian72.2 - 66.0USA (Montana) Emarginachelys cretacea (131973)
Puercan66.0 - 63.8USA (Montana) Tullochelys montana (168332 168333 168335 168338 168339)
Puercan66.0 - 63.8Canada (Alberta) Protochelydra zangerli (176517)
Puercan66.0 - 63.8USA (Colorado) Denverus middletoni (176745 176859) Protochelydra sp. (205918)
Tiffanian60.9 - 56.2USA (North Dakota) Protochelydra zangerli (15000)
Late/Upper Paleocene59.24 - 56.0USA (Virginia) Planetochelys savoiei (84048)
Late/Upper Paleocene59.24 - 56.0Canada (Alberta) Protochelydra zangerli (176516 176518 176519)
Late/Upper Paleocene - Early/Lower Eocene59.24 - 48.07USA (Alaska) Protochelydra zangerli (137806)
Clarkforkian56.2 - 54.9USA (Wyoming) Protochelydra zangerli (15091)
Wasatchian54.9 - 50.5USA (New Mexico) Planetochelys dithyros (176878 176909)
Wasatchian54.9 - 50.5USA (Wyoming) Planetochelys dithyros (15532 15538 15553 168286 168296 168304 168310 168312 168318 168319 168320 168321 168328 168330 168331) Planetochelys sp. (59898 59899 59900 118482) Protochelydra sp. (59893) Protochelydra sp., Planetochelys dithyros (15529)