"This is the first attempt to list and provide illustrations of the sea shells of the entire area of the Panamic marine province..." Stated 2nd prtg of extremely detailed inventory of shellfish sea life from Baja to Columbia. In full blue, lightly stained cloth covers w/seashell artwork & printing in gilt, minor edgewear. DJ bears orig $12.50 flap price and is chipped, espec at head & tail of spine. Now in removable mylar protector. ; 8vo 8" - 9" tall