Which prokaryotic organism shows up as the earliest fossils?

Hello  Cafeparisgal

The  prokaryotic organism that shows  up as the earliest fossils is archaea echinoderms.

:)

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.