#tuatara__Sphenodon_punctatum only extant member of the order Rhynchocephalia of large spiny lizard-like diapsid reptiles of coastal islands off New Zealand
supertype: #diapsid_reptile__diapsid reptile having a pair of openings in the skull behind each eye
member of: #genus_Sphenodon__Sphenodon coextensive with the order Rhynchocephalia: tuataras
member of: #order_Rhynchocephalia__Rhynchocephalia tuataras; extinct forms from middle Triassic
member of: #subclass_Lepidosauria__Lepidosauria diapsid reptiles: lizards; snakes; tuataras
member of: #class_Reptilia__Reptilia class of cold-blooded air-breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates; once the dominant land animals
member of: #subphylum_Vertebrata__Vertebrata__Craniata__subphylum_Craniata fishes; amphibians; reptiles; birds; mammals
member of: #phylum_Chordata__Chordata comprises true vertebrates and animals having a notochord
member of: #kingdom_Animalia__Animalia__animal_kingdom taxonomic kingdom comprising all living or extinct animals
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