Plesiosaurus And Stenopterygius Ichthyosaur

About plesiosaurus and stenopterygius ichthyosaur coloring page. Looking a bit like a foreshortened bug eyed dolphin the marine reptile ophthalmosaurus wasn t technically a dinosaur but an ichthyosaur a populous breed of ocean dwelling reptiles that dominated a good stretch of the mesozoic era until they were rendered defunct by better adapted plesiosaurs and mosasaurs.

Stenopterygius Was Physically Similar To The Better Known

Plesiosaurus and stenopterygius fish shaped ichthyosaur mesozoic jurassic mid to late 20th century.

Plesiosaurus and stenopterygius ichthyosaur. Compared with placental mammals or plesiosaurs ichthyosaur fetuses tend to be very small and their number per litter is often high. The fetuses have at most a quarter of the length of the mother animal. The stenopterygius could have coexisted with the plesiosaurus and ichthyosaurus.

The dolphin is one of the world s most ancient symbols often representing the harmony between man and nature. This amazingly detailed fossil is of a species that evolved in parallel to the dolphin and is almost indistinguishable. Biologist stephen jay gould said the ichthyosaur was his favorite example of convergent evolution where similarities of.

This large ichthyosaur would have been a top marine predator feeding on fish and cephalopods. Since its discovery in the late. In one female of stenopterygius seven have been identified in another eleven.

350 x 100 cm 11 1 2 x 3 1 4 ft. Ichthyosaurs had the largest eyes of any vertebrate and keen eyesight would have helped platypterygius to spot prey in dark cold waters. Platypterygius longmani was an ichthyosaur a dolphin like marine reptile that roamed the eromanga sea of inland australia during the early cretaceous.

According to weight estimates by ryosuke motani a 2 4 metres 7 9 ft stenopterygius weighed around 163 168 kilograms 359 370 lb whilst a 4 m 13 ft ophthalmosaurus icenicus weighed 930 950 kg 1 03 1 04 short tons. Although ichthyosaurs looked like fish they were not. The ichthyosaurs were marine reptiles that lived just like dolphins.

Plesiosaurus and stenopterygius ichthyosaur coloring page from ichthyosaur category. Unique fossil ichthyosaur skeleton genus stenopterygius quadriscissus. They were speedy hunters of fish and squid perfectly adapted for life in the mesozoic oceans.

It shared its environment with the various jurassic gastropods cephlaopods turtles and crocodiles. Conclusion the stenopterygius was a successful carnivorous reptile. You print out and teach your child to color or color it online with our coloring machine.

According to weight estimates by ryosuke motani a 2 4 meter 8 ft stenopterygius weighed around 163 to 168 kg 360 to 370 lb whilst a 4 0 meter 13 ft ophthalmosaurus icenicus weighed 930 to 950 kg about a ton. Reptiles that invaded the seas. Get premium high resolution news photos at getty images.

Painting by charles r. One type of ichthyosaur stenopterygius spent its life in the open ocean where it hunted fish cephalopods octopuses and relatives and other marine animals. Biologist stephen jay gould said the ichthyosaur was his favourite example of convergent evolution.

It was adapted for a marine habitat and was a very good hunter.

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