XI — 



San Salvador 



San Salvador 



Museo Nacioiial {Anales). 



Stati Uniti 



Berkeley — University of California {Publications, Bulletin). 



Boston — Society of Naturai History {Proceedings). 



Brooklyn — Gold Spring Harbor Monographs. 



Chaphell Hill — Elisha Mitchell scientific Society {Journal). 

 Chicago — Academy of Sciences {Bulletin, Annual Report). 



Field Museum of Naturai History [Department of 

 Botany). 

 Madison — Wisconsin Academy of Sciences , Arts and Lettres 



{Transactions). 

 Wisconsin Qeological and Naturai History Survey 

 (Bulletin). 

 Missoula — Bulletin of the University of Montana (Biologica 



Series). 

 New York — Botanical Garden (Bulletin). 



Notre Dame Indiana — The American Midland Naturalist. 

 Philadelphia — Academy of Naturai Sciences {Proceedings). 

 Saint Louis — Academy of Science {Transactions). 



Missouri Botanical garden (Annual Report). 

 Springfield (Massachussets) — Museum of Naturai History. 

 Tufts College (Massachussets) — Studies. 



Washington — United States Geological Survey (Annual Report). 

 U. S. Department of Agriculture. — Division of Or- 

 nithology and Mammalogy (Bulletin Nortli Ame- 

 rican Fauna). 

 Smithsonian Institution (Annual Report). 

 U. S. National Museum {Bulletin). 

 U. S. Department of Agriculture (Jearbook ). 

 U. S. Department of Agriculture. — Bureau of Ani- 

 mal Industry (Annual Report). 

 Garnegie Institution of Washington (Publications). 

 The Rockfeller Sanitary Gommission for the Era- 

 dication of Hookworm Desease. 



