Note 8 — Chapter III · REPTILES RE-CONQUER THE SEA.
Reading edition
For a discussion of the age of groups, life cycle of species, etc., see the author’s booklet, “Animals of Ancient Seas,” No. 47 of this Series.
Reading edition
For a discussion of the age of groups, life cycle of species, etc., see the author’s booklet, “Animals of Ancient Seas,” No. 47 of this Series.