Way back when (3 letters)

Epoch in which mammals arose (6 letters)

Poetic everlasting (6 letters)

Ming jar, e.g. (7 letters)

Numerous (4 letters)

Occupies (8 letters)

Indefinite years (4 letters)

Indefinite time (4 letters)

Birds' class (4 letters)

Tale start (4 letters)

Something to be lent, in phrase (5 letters)

"___ Upon a Mattress," 1959 show (4 letters)

June V.I.P (5 letters)

___ Solo of "Star Wars" (3 letters)