Associations to the word «Sauropterygia»
Wiktionary
SAUROPTERYGIA, proper noun. A taxonomic superorder within the class Reptilia — extinct taxon of aquatic reptiles that developed from terrestrial ancestors soon after the end-Permian extinction and flourished during the Mesozoic before they became extinct at the end of that era. They are united by a radical adaptation of their pectoral girdle, designed to support powerful flipper strokes.
Dictionary definition
SAUROPTERYGIA, noun. Extinct marine reptiles: plesiosaurs; nothosaurs.
Wise words
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