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the very First Marine Reptiles Returned To the Ocean About 240 Million Years Ago,
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When did the first marine plants appear on earth?
the first plants appeared about 3000 years ago. the first plant was algae.
How long have reptiles inhabited the earth?
Reptiles inhabited the earth before dinosaurs inhabited the earth. The first reptiles appear in the fossil record over 300 million years ago, in the Carboniferous period of the Paleozoic era.
How did the first reptiles get on earth?
by god
Did land reptiles appear in the triassic?
No. Land reptiles were well estiablished by the time the Triassic period began. They first appeared in the Carboniferous.
What are ancient marine reptiles called?
There were many different marine reptiles during the 'age of the dinosaurs' (the mesozoic era - comprising the Triassic, Jurassic and Cretaceous periods). These marine reptiles are collectively known as 'sauropterygia' (lizards with flippers) and should not be confused with dinosaurs. The best known of these is the 'plesiosaur'. == == == ==
Which came first invertebrates or vertebrates?
Vertebrates came first... all of those other creatures are vertebrates.. prior to the evolution of the spine (vertebrae) there were no fish, reptiles, mammals birds... nothing like them..
What era did the reptiles appear?
Reptiles first appeared during the Paleozoic Era, specifically the Carboniferous System of the Paleozoic Era. That was about 320 million years ago.
What were the first reptiles to appear?
No. The first reptiles evolved from amphibians in the Carboniferous period over 310 million years ago. Dinosaurs did not emerge until the mid Triassic period more than 120 million years later.
Where did Arthropods first appear on earth?
yes
When did the first ladybug appear on earth?
Chick or the egg!
What were the first orgisms to appear on earth?
In someones pants??
Were chicken the first people on earth?
Chickens are descendents of dinosaurs who were descendents of reptiles. That seems to be where we branched.
