plesiosauria

• Grupo taxonômico de répteis marinhos extintos da era Mesozoica, caracterizados por corpo largo, cauda curta e pescoço longo ou cabeça grande, popularmente conhecidos como plesiossauros.

A taxonomic group of extinct marine reptiles from the Mesozoic era, characterized by a broad body, short tail, and long neck or large head, commonly known as plesiosaurs.

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1. C1formalscientific

   An order of extinct marine reptiles from the Mesozoic era, characterized by a long neck, small head, broad body, and four flippers.

   Plesiossauros

   • Plesiosauria fossils have been found on every continent.
   • The Plesiosauria order includes both long-necked and short-necked species.
   • Paleontologists study Plesiosauria to understand marine evolution.