Giesel, James Theodore, 1941-2008-05-212008-05-211968-12An analysis of the maintenance and control of a polymorphism in the limpet Acmaea digitalis Eschscholtzhttps://hdl.handle.net/1794/6325University of Oregon theses, Dept. of Biology, Ph.D., 1968. A print copy of this title is available from University of Oregon's Oregon Institute of Marine Biology library and at the Science library, under the call number: QL 430.4 .G53720972 bytesapplication/pdfLimpetsPolymorphism (Zoology)Thesis