Bibliography of butterflies

Field, William Dewitt, John Frederick Gates Clarke and John G. Franclemont

1951. On a recent proposal to correct an error committed by the International Commission on Zoological Nomanclature at the Paris 1948 Meeting. Science 113(2925): 68 70 (19 January) [general; Danaus plexippus plexippus (Linnaeus); Central and South America]

Field, William Dewitt, and José Valentín Herrera

1977. The Pierid butterflies of the Genera Hypsochila Ureta, Phulia Herrich Schäffer, Infraphulia Field, Pierphulia Field, and Piercolias Staudinger. Smithsonian Contributions to Zoology 232: [i] iii, 1 64, 198 figs., 5 maps (25 April) [general; new taxa: Phulia paranympha ernesta, P. garleppi, I. madeleinea, Pierphulia rosea maria, P. r. annamariea, P. isabela, Piercolias forsteri; natural history; zoogeography; Peru, Bolivia, Chile, Argentina]