| 释义 | co·ryth·o·sau·rus \kəˌrithəˈsȯrəs\ noun
 Usage: capitalized
 Etymology: New Latin, from corytho- (from Late Greek korythos crested, from Greek koryth-, korys helmet) + -saurus; akin to Latin cornu horn — more at horn
 : a genus of duck-billed dinosaurs (suborder Ornithopoda) having a thin domed bony crest capping the skull and found in Upper Cretaceous formations of western No. America
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