Answer: primeval

AnswerCrossword Clue
PRIMEVAL

Like the earliest life forms

PRIMEVAL

Ancient

PRIMEVAL

Like early life forms

PRIMEVAL
Like the forest in Longfellow's "Evangeline"
PRIMEVAL
"This is the forest ..."
PRIMEVALAge-old
PRIMEVALEarliest
PRIMEVALLike Longfellow's forest
PRIMEVALLike Evangeline's forest
PRIMEVALFirst in time
PRIMEVAL" . . . the forest ...": Longfellow
PRIMEVALOriginal sin?
PRIMEVALAboriginal
PRIMEVALOf the earliest ages
PRIMEVALDescription of a forest