The Dragon — Jane Gaskell

DAW Books, Collector's No. 619. Mass market paperback, 1985. 2nd book in the "Atlan / Cija" series. Set in prehistoric South America and in the mythical world of Atlantis. The books in the series are: "The Serpent" (later editions split this book into two, "The Serpent" and "The Dragon"); "Atlan" (1965); "The City" (1966); and "Some Summer Lands" (1977).