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  1. By: Comstock, William Phillips, d. 1956. - Brown, F. Martin (Frederick Martin),
    Publication info: New York American Museum of Natural History [1950]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.57,89N  Butterflies  Classification  Heliconius charitonius  Insects  Latin America  Southern States
  2. By: Fox, Richard M. (Richard Middleton), - Brown, F. Martin (Frederick Martin),
    Publication info: New York City, The American Museum of Natural History, [1945]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.57,89N  Butterflies  Classification  Ecuador  Insects  Ithomiinae
  3. By: Brown, F. Martin (Frederick Martin), - Comstock, William Phillips, d. 1956.
    Publication info: New York, American Museum of Natural History, [1952]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.57,89N  Butterflies  Florida  Heliconius charitonius  Insects  Latin America  Variation