#order_Rhynchocephalia__Rhynchocephalia  tuataras; extinct forms from middle Triassic
  supertype:  animal_order  the order of animals
  member of:  subclass_Lepidosauria
  member:  genus_Sphenodon__Sphenodon  coextensive with the order Rhynchocephalia: tuataras
     member:  tuatara__Sphenodon_punctatum  only extant member of the order Rhynchocephalia of large spiny lizard-like diapsid reptiles of coastal islands off New Zealand

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