Evidence against the Spermatophore as Paternal Investment in Checkerspot Butterflies (Euphydryas: Nymphalidae)

Abstract

Kristina N. Jones, Francois J. Odendaal, Paul R. Ehrlich, Evidence against the Spermatophore as Paternal Investment in Checkerspot Butterflies (Euphydryas: Nymphalidae), The American Midland Naturalist, Vol. 116, No. 1 (Jul., 1986), pp. 1-6