LA REAL SOCIEDAD ESPAÑOLA DE HISTORIA NATURAL 47 



Field Museum of Natural History, Chicago. 



Publications. 



Re por t. 

 iowa Academy of Sciences, Des Moines. 



Proceedings. 

 John Hopkins University Circular. 

 Missouri Botanical Carden, St.-Louis. 



Anmjls. 



Anniial Report. 



Museum of Comparative Zoologyat Harvard College, Cambridge. 



Anniial Report. 

 Bulletin. 



New- York Zoological Society. 

 Zoológica. 



Oberlin College. 



Laboratory Bulletin. 

 Ohio Biological Survey, Columbus. 



Bulletin. , 

 Ohio State University Scientific Society, Columbus. 



The Ohio Journal of Science. 

 Public Museum of the City of Milwaukee. 



Annual Report. 



Bulletin. 



Smithsonian Institution, U. S. National Museum, Washington. 

 Annual Report. 

 Bulletin. 



Contributions from the U. S. National Herbar ium. 

 Miscellaneous Col lee t ion. 

 Proceedings of the U. S. National Museum. 



The American Naturalist, New-York. 

 The Philippine Journal of Science, Manila. 

 Tufts College, Massachussets. 



Studies. 

 United States Department of Agriculture, Washington. 



Bulletin. 



United States Qeological Survey, Washington. 



Bulletin. 



Mineral Ressources of the United States. 



Professional Paper. 



Water-Supply and Irrigation Paper. 



University of California, Berkeley. 



Publications. 

 University of Colorado, Boulder. 



Studies. 

 University of Illinois, Urbana. 



Illinois biological Monographs. 

 •University of the State of New York. New York State Museum. 



Annual Report. 



Bulletin. 



