545-500 Million Years Ago
the paleontogists believe that cathaymyrus was the first appear in the eon(on earth)
The first vertebrates appeared 530 million years ago.
that doesn't help whats the name=)WELL..that's a bad answer.. Anyways, the first vertebrates on Earth were the jawless fishes.
The first terrestrial vertebrates (tetrapods) had evolved by the middle of the Devonian period, about 385 million years ago.
Vertebrates first appeared during the Paleozoic era.
The first vertebrates, jawless fish with a backbone made out of cartilage, appeared in the Cambrian Period of the Paleozoic Era. hope this helps... GO SIMPLE PLAN!!!!!!!!!!!!!!!!!!!!!!!! sorry...
they were the first dinosaurs on earth we think
Dinosaurus were the first reptiles on earth.
I think when earth was cover in water.
ADAM AND EVE FIRST WALKED THE EARTH
Igneous rock was the first to appear on the planet.
During the late Devonian period in the Paleozoic era about 397 million years ago
The first land vertebrates appeared in the: Devonian
well the first thing was algae...and formed from there on
The early bacterias. Hominids
in the beginning when God created it
in the Devonian period
On earth........? you need some help?
According to scientists, the first fish appeared on earth about 530 million years ago.
There is actually two reasons why the star appear to move, first the earth is spinning and second the earth is rotating around the sun.
Yes 98% of life on Earth are invertebrates and 2% are vertebrates
No there is also non-vertebrates which mean they don't have a spine
the animals come on earth because god put them there
there are 79 million species on earth Vertebrates
The first prehistoric birds appeared 65-245mya