Diversity / edited by Ruth Patrick - Stroudsburg, Pa. : Hutchinson Ross Pub. Co., 1983 - xiii, 413 p. : ill. ; 26 cm. - Benchmark papers in ecology; v.13 . Includes bibliographies and indexes LCCN: 83-4365 Subjects--Topical Terms: Variation (Biology)--Addresses, essays, lecturesBiotic Communities--Addresses, essays, lecturesSpecies--Addresses, essays, lectures