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  1. By: Nelson, Edward William,
    Publication info: 1894
    Holding Institution: Smithsonian Institution Archives
    Subjects: Botany  Catemaco  Diary  Field notes  Geology--Mexico  Mammalogy  Mexico  Oaxaca  Ornithology  Tlacotalpán  Tuxtepec  
    BHL Collections: Smithsonian Field Books collection
  1. By: Oceguera-Figueroa, Alejandro
    Type: Article
    In: Revista mexicana de biodiversidad
    Date: 2006-12-01
    Subjects: Catemaco  leech  Mexico  new species  Semiscolex  Veracruz