Delacour, Jean, 1890-2005-10-062005-10-061950http://hdl.handle.net/2246/42394 p. ; 24 cm.Includes bibliographical references.376451 bytesapplication/pdfen-USQL1 .A436 no.1478, 1950Chloephaga picta -- Variation.Anatidae -- Southern Cone of South America.Anatidae -- Falkland Islands.Birds -- Variation -- Southern Cone of South America.Birds -- Variation -- Falkland Islands.Birds -- Southern Cone of South America.Birds -- Falkland Islands.text