Along with pterosaurs and dinosaurs, crocodiles were an offshoot of the archosaurs, the "ruling lizards" of the early-to-middle Triassic period of the Mesozoic Era.This epoch in history began about 251 million years ago and ended 65 million years ago. 20,000 BCE. Lived in the swamps of eastern Asia. This epoch in history began about 251 million years ago and ended 65 million years ago. 5-10lbs. She places her eggs and buries them in nests of vegetation and mud which are … - Over time, the most "divergent lines" of crocodiles died off, leaving the squat-bodied, short-legged forms we're familiar with … The crocodiles that survived took on many different new forms, and evolved and adapted and lived. The clade Eusuchia (literally, "true crocodiles") includes extant crocodilians and their closest relatives.

250,000,000 BC -Xilousuchus Three feet long. Of all the reptiles alive today, crocodiles may be the least changed from their prehistoric forebears of the late Cretaceousperiod, over 65 million years ago—although the even earlier crocodiles of the Triassicand Jurassicperiods sported some distinctly un-crocodile-like features, such as bipedal postures and vegetarian diets. Of the many species on earth today that can trace their ancestry back to prehistoric times, evolution has touched crocodiles perhaps least. During the Mesozoic era, crocodiles and their early relatives (hereafter referred to as crocodilians) were fierce competitors of the dinosaurs. CROCODILE EVOLUTION. Menu. 40,000 BCE. In History. Of the many species on earth today that can trace their ancestry back to prehistoric times, evolution has touched crocodiles perhaps least. - 65 million years ago, many crocodile species survived the asteroid that wiped out the dinosaur species, probably because of their freshwater habitats, as opposed to saltwater habitats. - The crocodile lives in the warmer fresh or salt waters of Africa, Asia, Australia, North America, and South America. CROCODILES: THEIR HISTORY, CHARACTERISTICS AND BEHAVIOR Crocodiles, Alligators, Caiman and Gharials. The clade first appeared in the Cretaceous Period and most extinct eusuchians did not differ much from their living descendants.. Figure.4 Evolution of the Salt water Crocodile Reproduction of this organism is promising, as the females lay between 40-60 eggs on average, but can lay as many as 90 at one time. There are 23 species of crocodilians, in three families---crocodiles (13... Crocodiles and History. - Crocodiles eat birds, invertebrates, reptiles, and mammals; including humans. The Sarcosuchus (110,000,000 b.c.) Sarcosuchus 110,000,000 bc The Sarcosuchus lived in the Cretaceous time period and was 40 feet long and weighed 10-15 tons. Crocodiles have been around for 240 million years, appearing 25 million years before the first… 10,000 BCE. WHAT WAS THE TIMELINE OF CROCODILE EVOLUTION? consumes fish and other kinds of dinosaurs. The name Sarcosuchus is Greek for "Flesh Crocodile".

Along with pterosaurs and dinosaurs, crocodiles were an offshoot of the archosaurs, the "ruling lizards" of the early-to-middle Triassic period of the Mesozoic Era.

Resided in the rivers of Africa and known as Super-croc. Living crocodilians are divided into three groups based on their morphology (body form), habits, and diet. Timeline created by reyyyy.