The butterflies of Costa Rica and their natural history /

by De Vries, Philip J. 1952-, De Vries, Philip J. 1952-
Published 1987

Riodinidae /

by De Vries, Philip J., De Vries, Philip J.
Published 1997

Papilionidae, pieridae, nymphalidae. /

by De Vries, Philip J. 1952-, De Vries, Philip J. 1952-
Published 1987