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Clade Sphenodontia Jaekel 1910 (rhynchocephalian)

Reptilia - Rhynchocephalia

Alternative spellings: Sphenodonti, Spheodontia

Full reference: O. Jaekel. 1910. Über das System der Reptilien [On the system of reptiles]. Zoologische Anzeiger 35:324-341

Parent taxon: Rhynchocephalia according to S. Apesteguia et al. 2012

Sister taxa: Gephyrosaurus, Noteosuchidae, Pleurosaurus, Rhynchocephalichnus

Subtaxa: Clevosauridae, Diphydontosaurus, Godavarisaurus, Homoeosauri, Lamarquesaurus, Planocephalosaurus, Pleurosauri, Rebbanasaurus, Rhynchosauroides, Sapheosauridae, Sauranodonti, Sphenocondor, Sphenodontidae, Tingitana, Whitakersaurus

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Ecology: