title: Ultraviolet differences between the Sulphur Butterflies, Colias eurytheme and C. philodice, and a possible isolating mechanism.
authors.affiliation: Biological Laboratories, Harvard University, Cambridge, Massachusetts 02138, USA.
authors.forename: R E
authors.initials: RE
authors.lastname: Silberglied
authors.forename: O R
authors.initials: OR
authors.lastname: Taylor
mesh_terms: D000818:Animals; D002080:Butterflies / Q000648:ultrastructure*; D005260:Female; D005828:Genetics, Population; D008297:Male; D011157:Population Dynamics; D012098:Reproduction; D014466:Ultraviolet Rays