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Delectosaurus

Synonymy list
YearName and author
2001Delectosaurus Kurkin p. 54
2003Delectosaurus Ivakhnenko
2008Delectosaurus Ivakhnenko
2009Delectosaurus Kammerer and Angielczyk
2011Delectosaurus Kammerer et al.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
RankNameAuthor
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Synapsida()
Therapsida()
Anomodontia(Owen 1859)
Chainosauria()
Dicynodontia(Owen 1859)
Bidentalia()
DicynodontoideaCluver and King 1983
genusDelectosaurus

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
A. A. Kurkin 2001Medium-sized dicynodonts. Skull 16-200 cm long. Teeth absent, except for pair of canines in upper jaw. Region of canine alveoli of upper jaw only weakly expanded. Canines directed ventrally. Preparietal elongated and extending anteriorly beyond postorbital arches. Parietal region elongated and half as wide as interorbital region. Parietals projecting above plane of parietal region to form medial crest. Postfrontals virtually lacking posterior processes visible on surface of skull roof. Palatines have short contact with premaxilla. Ectopterygoid either absent as separate bony element or well developed and displaced laterally relative to contact between pterygoid and maxilla. Palatal bones located in same plane as pterygoids. Anterior (maxillary) and posterior (quadratic) rami of pterygoids forming regular X-shaped figure. Occiput high and positioned vertically. Basioccipital lacking intertubercular crest.