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Chedighaii

From Wikipedia, the free encyclopedia
Genus of turtles

Chedighaii
Temporal range:Late Cretaceous (Campanian),83.6–74.0 Ma
Scientific classificationEdit this classification
Kingdom:Animalia
Phylum:Chordata
Class:Reptilia
Order:Testudines
Suborder:Pleurodira
Family:Bothremydidae
Subfamily:Bothremydinae
Tribe:Bothremydini
Subtribe:Bothremydina
Gaffneyet al., 2006
Genus:Chedighaii
Gaffneyet al.,2006
Type species
Chedighaii hutchisoni
Gaffneyet al., 2006
Other species
  • Chedighaii barberi(Schmidt, 1940)
Synonyms

Chedighaii is an extinct genus of marinebothremydidside-necked turtle that inhabited eastern and south-central North America during theCampanian stage of theLate Cretaceous. It is known from two speciesC. hutchisoni andC. barberi. The genus name is derived fromch’ééh digháhii, theNavajo word for turtle.[1]

The type species,C. hutchisoni was named in 2006 by Gaffneyet al. for a specimen, KUVP 14765, consisting only of askull. The specimen was found in theSan Juan Basin ofNew Mexico, USA in theHunter Wash Member of theKirtland Formation. The formation is one of many formations that are from theKirtlandian land-vertebrate age, and dates to 74.0 million years ago. Theholotype skull is nearly complete. No skeleton or carapace is known, but the material of "Naiadochelys"ingravata might be assignable toC. hutchisoni.[2] Other remains ofC. hutchinsoni are known from theCerro del Pueblo Formation ofCoahuila, Mexico and theTar Heel Formation ofNorth Carolina.[3]

The other species,C. barberi, was initially classified inPodocnemis and thenBothremys, and had a more easterly distribution along the coastal margins ofAppalachia. Remains are known from theBrownstone Marl ofArkansas, theBlufftown Formation ofAlabama and westernGeorgia, the Tar Heel Formation of North Carolina, and theMarshalltown Formation ofNew Jersey.[3]

References

[edit]
  1. ^Gaffney, Eugene S.; Tong, Haiyan; Meylan, Peter A. (Peter Andre) (2006)."Evolution of the side-necked turtles : the families Bothremydidae, Euraxemydidae, and Araripemydidae; Bulletin of the American Museum of Natural History, no. 300".American Museum of Natural History.doi:10.1206/0003-0090(2006)300[1:EOTSTT]2.0.CO;2.
  2. ^Sullivan, R.M.; Jasinski, S.E.; Lucas, S.G. (2013)."Re-Assessment of Late Campanian (Kirtlandian) Turtles from the Upper Cretaceous Fruitland and Kirtland Formations, San Juan Basin, New Mexico, USA"(PDF). In Brinkman, D.B.; et al. (eds.).Morphology and Evolution of Turtles. Vertebrate Paleobiology and Paleoanthropology. pp. 338–387.doi:10.1007/978-94-007-4309-0_20.ISBN 978-94-007-4308-3. Archived fromthe original(PDF) on 2014-02-28. Retrieved2014-02-19.
  3. ^ab"PBDB Taxon".paleobiodb.org. Retrieved2024-10-10.
Chedighaii hutchisoni
Suborder
Superfamily
Family
Cryptodira
Chelonioidea
(Sea turtles)
Cheloniidae
Dermochelyidae
 
Kinosternoidea
Dermatemydidae
Kinosternidae
Testudinoidea
Emydidae
Geoemydidae
 Platysternidae
Testudinidae
Trionychia
Carettochelyidae
Trionychidae
 
 
Chelydridae
Nanhsiungchelyidae
Protostegidae
 
Pleurodira
 
Araripemydidae
Bothremydidae
Chelidae
Pelomedusidae
Podocnemididae
Sahonachelyidae
 
  
 
Retrieved from "https://en.wikipedia.org/w/index.php?title=Chedighaii&oldid=1292231557"
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