They were one of the first completely marine reptiles and different species of Sauropterygians are united by a radical adaptation of their pectoral girdle - a bone and muscle system found behind the head that supports the upper body limbs in animals - which helped the creature make powerful flipper strokes most famously recognized in species such as pliosaurs
Other stars of the show are animatronic models of the Protoceratops, Oviraptor, Velociraptor, Gallimimus, Camarasaurus and the earliest living bird, Archaeopteryx, as well as fossils of pterosaurs, pliosaurs
Other stars of the show include animatronic models of Protoceratops, Oviraptor, Velociraptor, Gallimimus, Camarasaurus and the earliest living bird, Archaeopteryx, as well as fossils of pterosaurs, pliosaurs
were even larger than the Tyrant Swimmer, so they might have feasted on the formidable species.
were a form of plesiosaur, a group of giant aquatic reptiles which lived in the seas at around the same time dinosaurs roamed the Earth.
Scientists say that it is a new species of ancient sea reptiles called pliosaurs
were a short-necked form of plesiosaur, reptiles that lived in the oceans during the age of the dinosaurs.
Skeptics of the meteor impact's significance wonder why crocodiles, turtles, and frogs survived while dinosaurs (excepting birds), pterosaurs, pliosaurs
, and other marine reptiles did not, arguing that some such creatures had dwindled or even gone extinct prior to the impact.
At Pampa Tril alone, researchers found fragments, some largely intact, of marine tortoises, ichthyoand pliosaurs
Ellis profiles some of the dinosaurs that moviemaker Steven Spielberg didn't bring to life-those that swam the ancient oceans, including ichthyosaurs, plesiosaurs, pliosaurs
, and mosasaurs.
are marine dinosaurs known for their short necks and huge heads.
were probably pursuit or ambush predators, feeding on fish, squid and other marine reptiles but would also have been capable of scavanging.