Sphenodon


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Related to Sphenodon: Rhynchocephalia
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Synonyms for Sphenodon

coextensive with the order Rhynchocephalia: tuataras

References in periodicals archive ?
In Sphenodon, two conchae are present (Parsons 1970, 1971), also in the olfactory portion of the nasal cavity.
With the recent genetic evidence, New Zealand officials have recognized a second species, the olive yellow Sphenodon guntheri, as distinct from the more abundant but drabber S.