Based on common geological knowledge, trilobites are generally considered to be the oldest of the three options listed. They first appeared around 521 million years ago during the Cambrian period. Coral and gastropods appeared later, with corals first appearing in the early Cambrian and gastropods appearing in the late Cambrian. Therefore, the oldest fossil among those listed would be the trilobite.
sed on the diagram, which fossil would be the oldest?
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1 point
Captionless Image
Coral
Gastropod
Trilobite
1 answer