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and the last species
This specimen and species were renamed Ctenochasma elegans
(Australopithecus boisei)
these fishes lived in the Tethys Ocean
Body depth was about 43-52% of its length
Protostega gigas Fossil Sea Turtle Skull Stegosaurus and the last speciesProtostega gigas Fossil Sea Turtle Skull Protostega meaning (first roof) is an extinct genus of marine turtle containing a single species, Protostega gigas. Its fossil remains have been found in the Smoky Hill Chalk formation of western Kansas dated to 83. 5 million years ago. Fossil specimens of this species were first collected in 1871, and named by Edward Drinker Cope in 1872. With a length of 3 meters (9. 8 ft.), it is the second largest sea
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