1 янв 430000000 г. до нашей эры - Trilobites are common and diverse: 430 mya
Описание:
-The presence of trilobites is one of the diagnostic features of the Paleozoic Era
- These orders proliferated, diversified, and gave rise to the rich variety of new forms
-When life exploded into animal form marking the beginning of the Paleozoic, it was this prolific arthropod that became the signpost for the Era
Добавлено на ленту времени:
Global Time Scale
Дата:
