A dinosaur is primarily thought of to be a humongous reptile that inhabited land. However, there were several marine reptiles as well that co-existed with dinosaurs such as plesiosaurs. Similarly, Megalneusaurus was a distinct carnivore marine reptile that belonged to the family of a pliosaur. From the remains of the specimen that has been discovered, it is inferred that the species belonged to the Late Jurassic period.
The genus Megalneusaurus consists of only one type species, Megalneusaurus rex, and their identification is generated by pieces of the ribs, pectoral girdle, fore-paddle, and vertebrae. Another specimen that was discovered from southern Alaska has been considered as Megalnesaurus which is smaller in size.
This genus of pliosaur was discovered in 1895 and was named Megalneudaurus which refers to 'great swimming lizard king'. It is pronounced as 'Meh-guh-luh-saw-ruhs'. It has only one type species, Megalneusaurus rex.
The marine reptiles were different from the existing dinosaurs on land. Megalneusaurus rex is not a dinosaur species although it belongs to the same class, phylum, and kingdom. Besides that, Megalneusaurus rex belongs to the superorder Sauropterygia, family Pliosauridae and clade Thalassophonea.
Megalnesaurus lived in the Kimmeridgian age of the Late Jurassic.
It is unknown when it went Extinct.
The Sundance Formation which is situated in Wyoming, United States was inhabited by Megalneusaurus rex.
The habitat of Megalneusarus was under the sea where the water was comparatively warm as they hunted and dwelled in the same habitat. Besides Megalneusaurus rex, there were other species, too.
The social behavior of Megalneusaurus is not properly explained due to the lack of data.
The average lifespan of Megalneusaurus is not listed.
The mating behavior, process, gestation period, clutch size has not been documented yet.
Due to insufficient data, it is difficult to provide a detailed description of the Megalneusaurus. However, they were big reptiles. Its length is thought to be 25-32 ft (7.6-9.7 m). Most pliosaurs were characterized by their short neck, extended head, and sharp teeth.
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Only a partial pectoral girdle, besides the vertebrae, fore paddle, and ribs were discovered from which is hard to estimate the accurate number of bones presented in Megalneusaurus.
The communication skill of Megalneusaurus is not known.
Megalneusaurus rex was comparatively big and the initial fossil that was discovered was assumed to be 25-32 ft (7.6-9.7 m).
The speed is not determined.
The weight of Megalneusaurus is not known.
Names of male and female species is not listed.
The name of baby Megalneusaurus can be hatchling.
The temperament or nature is not documented.
This animal is not a dinosaur.
Megalneusaurus was named by the distinguished paleontologist named by W. C. Knight.
It is not known if they were slimy or had a tendency to bite.