plesiosauria

• Таксономическая группа вымерших морских рептилий мезозойской эры, характеризующаяся широким телом, коротким хвостом и длинной шеей или большой головой, широко известная как плезиозавры.

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.

uncountable · proper noun

1. C1formalscientific

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

   Плезиозавры

   • 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.