title: Chromosomal Adaptive Polymorphism in Drosophila Persimilis. I. Life Cycle Components under near Optimal Conditions.
authors.affiliation: Department of Biological Sciences, University of Pittsburgh, Pittsburgh 13, Pennsylvania.
authors.forename: E B
authors.initials: EB
authors.lastname: Spiess
authors.forename: R J
authors.initials: RJ
authors.lastname: Schuellein