tuatara
tuatara
[ˌtuːəˈtɑːrə]
noun
[ˌtuːəˈtɑːrə]
noun
- a nocturnal burrowing lizard-like reptile with a crest of soft spines along its back, now confined to some small islands off New Zealand
楔齿蜥 - Order Rhynchocephalia and genus Sphenodon: two species, in particular S. punctatum. All other members of the order became extinct during the Mesozoic era
噱头蜥目，楔齿蜥属：2种，尤指楔齿蜥。同目中的其他所有种类均在中生代时期灭绝
- late 19th cent.: from Maori, from tua 'on the back' + tara 'spine'
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