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Thalattosaurus (pronounced: / θ ə ˌ l æ t ə ˈ s ɔːr ə s /, "tha-la-to-SORE-us") meaning "sea lizard," from the Attic Greek thalatta (θάλαττα), "sea," and sauros (σαῦρος), "lizard," is an extinct genus of marine reptile in the family Thalattosauroidea. They were aquatic diapsids that are known exclusively from the Triassic ...
Thalattosauria (Greek for "sea lizards") is an extinct order of marine reptiles that lived in the Middle to Late Triassic.Thalattosaurs were diverse in size and shape, and are divided into two superfamilies: Askeptosauroidea and Thalattosauroidea.
Basilosaurus (meaning "king lizard") is a genus of large, predatory, prehistoric archaeocete whale from the late Eocene, approximately 41.3 to 33.9 million years ago (mya). ). First described in 1834, it was the first archaeocete and prehistoric whale known to scienc
The Lapitiguana is the largest iguana fossils. The extant members of genus Brachylophus are iguanas small and medium-sized, growing a length of 60–75 cm (24–30 in). ). Although, in the past there was a much larger member of this family – Brachylophus gibbonsi, reached in length of 1.2 m (3.9 ft), [citation needed] and thus, was 1.8 times longer than its modern re
The oldest undisputed lizards date to the Middle Jurassic, from remains found In Europe, Asia and North Africa. [53] Lizard morphological and ecological diversity substantially increased over the course of the Cretaceous. [54] In the Palaeogene, lizard body sizes in North America peaked during the middle of the period. [55]
The discovery of a newly identified species — the oldest saber-toothed animal found and an ancient cousin to ... Called gorgonopsians, the earliest animals in this lineage have long been missing ...
The skull of specimen NHMUK PV R1158 found by Joseph Anning in 1811 [10] In 1811, in Lyme Regis, along the Jurassic Coast of Dorset, the first complete ichthyosaur skull was found by Joseph Anning, the brother of Mary Anning, who in 1812 while still a young girl, secured the torso of the same specimen. Their mother, Molly Anning, sold the ...
They are found in some lizards, where they are mostly made of cartilage, as well as crocodiles and the tuatara, and are not attached to the spine or thoracic ribs. The true ribs are small projections, with small, hooked bones, called uncinate processes, found on the rear of each rib. [ 54 ]