Answer:
♡ hi fairy ♡
-- the major developments and events of the
Paleozoic Era is how it earned the name "the greatest extinction event in Earth history." An event are how the major interval of geologic time that began 541 million years ago with the Cambrian explosion. The people of the era were cycads, glossopterids, primitive conifers, and ferns. ♡
~ madeline
✧・゚: *✧・ *:・゚✧*