Ricketts, Edward Flanders, 1897-1948. Between Pacific tides / Edward F. Ricketts, Jack Calvin, and Joel W. Hedgpeth. - 5th ed. / revised by David W. Phillips. - Stanford, Calif. : Stanford University Press, 1985. - xxvi, 652 p. : ill. ; 24 cm. Includes index. Bibliography: p. [593]-609. ISBN: 0804712298 : 0804712441 (student ed.) : LCCN: 83040620 Subjects--Topical Terms: Marine invertebrates--Pacific Coast (United States)Intertidal ecology--Pacific Coast (United States)Seashore biology--Pacific Coast (United States)Animals--Habitations. LC Class. No.: QL138 / .R5 1985 Dewey Class. No.: 591.926