tuatara's Usage Examples:

represented only by the genus Sphenodon, which contains a single species of tuatara, native to New Zealand.

order of lizard-like reptiles that includes only one living species, the tuatara (Sphenodon punctatus) of New Zealand.

are extremely diverse, and include all crocodilians, lizards, snakes, tuatara, turtles, and birds.

unique to turtles and archosaurs, but which are not found in lepidosaurs (tuatara, lizards and snakes).

Synonyms:

genus Sphenodon; Sphenodon; diapsid reptile; Sphenodon punctatum; diapsid;

Antonyms:

chelonian; Anapsida; reptile; chelonian reptile; anapsid;