340 PROCEEDINGS OF THE NATIONAL MUSEUM vol. ue 



specimens have been made available to him. Type material in the 

 museimas of this country has been studied on several occasions, and, 

 with the aid of a grant from the National Science Foundation, the 

 writer was able to study types from this hemisphere deposited in 

 European institutions. 



The following institutions have loaned material for these studies: 



Academy of Natural Sciences of Philadelphia, Philadelphia, Pa. 



American Museum of Natural History, New York, N.Y. 



Arizona State University, Tempe, Ariz. 



Boston Society of Natural History, Boston, Mass. 



Brigham Young University, Provo, Utah 



Brooklyn Museum, Brooklyn, N.Y. 



California Academy of Sciences, San Francisco, Calif. 



Canadian National Collection, Ottawa, Canada 



Carnegie Museum, Pittsburgh, Pa. 



Centre de Recherches Agronomiques de L'Etat, Gembloux, Belgium 



Clemson College, Clemson, S.C. 



Colorado State University, Fort Collins, Colo. 



Cornell University, Ithaca, N.Y. 



Deutsches Entomologisches Institut, Berlin, Germany 



Emory University, Atlanta, Ga. 



Hancock Foundation, University of Southern California, Los Angeles, Calif. 



Harvard University, Museum of Comparative Zoology, Cambridge, Mass. 



Illinois Natural History Survey, Urbana, 111. 



Instituto Technologico y de Studios Superiores, Monterrey, Mexico 



Institut Royal des Sciences Naturelles de Belgique, Brussels, Belgium 



Iowa State University, Ames, Iowa 



Kansas State University, Manhattan, Kans. 



Los Angeles County Museum, Los Angeles, Calif. 



Louisiana State University, Baton Rouge, La. 



McGill University, Redpath Museum, Montreal, Canada 



Michigan State University, East Lansing, Mich. 



Milwaukee Public Museum, Milwaukee, Wise. 



Montana State College, Bozeman, Mont. 



Museum Histoire Naturelle, Geneva, Switzerland 



Museum National d'Histoire Naturelle, Paris, France 



Natural History Museum, San Deigo, Calif. 



Naturhistorisches Museum, Zoologische Abteilung, Vienna, Austria 



New Mexico State University, Las Cruces, N. Mex. 



North Carolina State Department of Agriculture, Raleigh, N.C. 



North Carolina State College, Raleigh, N.C. 



North Dakota State University, Fargo, N. Dak. 



Ohio State University, Columbus, Ohio 



Oklahoma State University, Stillwater, Okla. 



Oregon State University, Corvallis, Oreg. 



Pennsylvania State Department of Agriculture, Harrisburg, Pa. 



Pomona College, Claremont, Calif. 



Purdue University, Lafayette, Ind. 



Rockefeller Foundation, Mexico City, D.F., Mexico 



San Jose State College, San Jose, Calif. 



South Dakota State College, Brookings, S. Dak. 



