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Hesperotestudo crassiscutata

Reptilia - Testudines - Testudinidae

Taxonomy
Testudo crassiscutata was named by Leidy (1889). Its type specimen is USNM 983, a partial skeleton (partial plastron, left femur, and left tibia), and it is a 3D body fossil. Its type locality is Pitts Bridge, which is in a Pleistocene fluvial-lacustrine sandstone in Texas.

It was recombined as Geochelone (Caudochelys) crassiscutata by Auffenberg (1963); it was recombined as Geochelone crassiscutata by Holman (1985); it was considered a nomen dubium by Williams (1953); it was recombined as Hesperotestudo crassiscutata by Meylan (2000), Cisneros (2005), Vlachos and Rabi (2018) and Vlachos (2018).

Synonyms
  • Testudo sellardsi was named by Hay (1916). Its type specimen is USNM 8817 (holotype), a partial shell (left xiphiplastron), and it is a 3D body fossil. Its type locality is Vero, which is in a Pleistocene channel sandstone/sandstone in Florida.

    It was recombined as Testudo (Hesperotestudo) sellardsi by Williams (1953); it was recombined as Geochelone sellardsi by Ray (1957); it was synonymized subjectively with Geochelone (Caudochelys) crassiscutata by Auffenberg (1963); it was synonymized subjectively with Hesperotestudo crassiscutata by Vlachos (2018).
Synonymy list
YearName and author
1889Testudo crassiscutata Leidy p. 31
1899Testudo crassiscutata Leidy p. 31
1902Testudo crassiscutata Hay p. 451
1916Testudo sellardsi Hay
1930Testudo crassiscutata Hay p. 103
1930Testudo sellardsi Hay p. 105
1953Testudo (Hesperotestudo) sellardsi Williams p. 543
1957Geochelone sellardsi Ray
1963Geochelone (Caudochelys) crassiscutata Auffenberg p. 70
1985Geochelone crassiscutata Holman
2000Hesperotestudo crassiscutata Meylan
2005Hesperotestudo crassiscutata Cisneros p. 241
2018Hesperotestudo crassiscutata Vlachos
2018Hesperotestudo crassiscutata Vlachos and Rabi p. 663

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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
familyTestudinidaeBatsch 1788
subfamilyXerobatinaeAgassiz 1857
genusHesperotestudo(Williams 1950)
speciescrassiscutata()

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.

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Invalid names: Testudo sellardsi Hay 1916 [synonym]
Diagnosis
ReferenceDiagnosis
E. Vlachos 2018Hesperotestudo crassiscutata can be diagnosed as a member of Hesperotestudo based on the characters listed above. Hesperotestudo crassiscutata differs from other Hesperotestudo on the presence of dermal armor on the posterior limbs, instead of a caudal buckler, and larger size.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialf
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Diet 2: herbivoref
Reproduction: oviparousf
Created: 2005-08-26 07:16:55
Modified: 2005-09-09 16:16:46
Source: f = family, c = class, subp = subphylum
References: Carroll 1988, Ernst and Barbour 1989, Hendy et al. 2009

Age range: base of the Miocene to the top of the Rancholabrean or 23.03000 to 0.01200 Ma

Collections (19 total)


Time interval Ma Country or state Original ID and collection number
Miocene23.03 - 5.333USA (Texas) Testudo crassiscutata (190386)
Blancan4.9 - 1.8El Salvador Hesperotestudo crassiscutata (70118)
Pleistocene2.588 - 0.0117USA (Texas) Testudo crassiscutata (type locality: 85137 196056)
Pleistocene2.588 - 0.0117USA (Florida) Hesperotestudo crassiscutata (227368)
Irvingtonian1.8 - 0.3USA (Florida) Hesperotestudo crassiscutata (20402 58089)
Rancholabrean0.3 - 0.012USA (Florida) Geochelone crassiscutata (20491) Hesperotestudo crassiscutata (20440) Testudo sellardsi (180339)
Late/Upper Pleistocene (glacial)0.126 - 0.0117USA (Mississippi) Geochelone crassiscutata (164396)
Late/Upper Pleistocene0.126 - 0.0117USA (Florida) Geochelone crassiscutata (154805) Hesperotestudo crassiscutata (154804) Testudo sellardsi (34269)
Late/Upper Pleistocene (interglacial)0.126 - 0.0117USA (Florida) Geochelone crassiscutata (79667) Testudo sellardsi (20616)
Late/Upper Pleistocene (late glacial)0.126 - 0.0117USA (Mississippi) Geochelone crassiscutata (164397)
Late/Upper Pleistocene (high glacial)0.126 - 0.0117USA (Texas) Geochelone crassiscutata (93103)
Late/Upper Pleistocene (glacial)0.126 - 0.0117USA (Florida) Geochelone crassiscutata (154921)