Paleontologists use trilobite fossils as index fossils for various geological periods because these arthropods evolved rapidly, aiding in dating the age of rocks.
A class of giant arthropod animals that lived on land during the Paleozoic period. Considered ancestors of insects and arachnids. There were thousands of different species with characteristic differences and their habitat was marine.
Therefore, the importance of trilobite fossils for paletheology is significant, since through them it is possible to carry out research and paleobiogeographic studies.
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