Milkweed butterflies, their cladistics and biology : being an account of the natural history of the Danainae, a subfamily of the Lepidoptera, Nymphalidae
Phillip Ronald Ackery (Author), Richard Irwin Vane-Wright (Author)
Print Book, English, 1984
British Museum (Natural History) ; Comstock Pub. Associates, [London], Ithaca, N.Y., 1984