bn:00059382n
Noun Concept
Categories: Chordate superorders, Sauropterygia, Maastrichtian extinctions, Articles with 'species' microformats, Early Triassic first appearances
EN
Sauropterygia  order Sauropterygia  Eosauropterygia  eosauropterygian  eosauropterygians
Definitions
Relations
Sources
EN
Sauropterygia is an extinct taxon of diverse, aquatic reptiles that developed from terrestrial ancestors soon after the end-Permian extinction and flourished during the Triassic before all except for the Plesiosauria became extinct at the end of that period. Wikipedia