bn:00059370n
Noun Concept
Categories: Ladinian first appearances, Late Cretaceous taxonomic orders, Sphenodontia, IUCN Red List vulnerable species, Middle Jurassic taxonomic orders
EN
Rhynchocephalia  order Rhynchocephalia  Sphenodontia  Acrosphenodontia  eusphenodontia
EN
Tuataras; extinct forms from middle Triassic WordNet 3.0
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EN
Tuataras; extinct forms from middle Triassic WordNet 3.0 & Open English WordNet
Rhynchocephalia is an order of lizard-like reptiles that includes only one living species, the tuatara of New Zealand. Wikipedia