1911] Ilypera and Phytoiwmus in America 385 



Kincaid, Seattle, Wash.; G. I. Reeves, Pullman, Wash.; E. C. 

 Van Dyke, San Francisco, Cal. ; F. E. Blaisdell, San Fran- 

 cisco, Cal. ; Henry C. Fall, Pasadena, Cal.; and C. N. Ainslie, 

 Salt Lake City, Utah. 



Determined European material of Phytonomus murinus, P. 

 variabilis and P. viciae, has been received from Dr. Edmund 

 Reitter of Paskau, and Prof. Victor Ferrant of Luxemburg, 

 and numerous specimens representing a number of European 

 species from Baron von Rothkirch, Lubben, Germany. 



From the following institutions I have had material and 

 records: U. S. N. Museum through Dr. L. O. Howard and Mr. 

 E. A. Schwarz; Am. Mus. Nat. History, Mr. Frank Lutz; 

 Department of Agriculture, Dominion of Canada, through 

 Dr. Gordon Hewitt; Brooklyn Academy Arts and Sciences, 

 Charles Schaeffer; American Entom. Society and Philadelphia 

 Academy of Sciences, Dr. Henry Skinner; State Entomol- 

 ogist's office of New York, Dr. E. P. Felt; Cornell University, 

 Dr. Alex. MacGillivray, Illinois University (Bolter collection) 

 and 111. St. Lab. Nat. History, Dr. S. A. Forbes; Field Colum- 

 bian Museum, W. J. Gerhard; Colo. Agric. College, Prof. 

 C. P. Gillette; Conn. Agr. Exp. Station, Prof. W. E. Britton; 

 N. J. Agric. College, Dr. J. B. Smith; Boston Soc. Nat. Hist., 

 Mr. C. W. Johnson, and last but by no means the least I have 

 had the advantage of studying the collections in the Museum 

 of Comp. Zoology at Cambridge, Mass., and the kind and ever- 

 ready aid of Mr. Samuel Henshaw, Curator, in searching the 

 literature and examining specimens. 



To Dr. L. O. Howard I am indebted for the translation of a 

 paper by Dr. Martelli that was published in March of this year. 



To Mr. C. T. Brues and Mr. F. W. Chapman, for aid in 

 securing the photographs of many of the species here 

 illustrated. 



To Prof. F. M. Webster, of the Bureau of Entomology, 

 Washington, D. C, and his assistants, who have aided in the 

 alfalfa weevil work in Utah. 



To my associates in Utah, and especially to Dr. E. D. Ball, 

 Director of the Experiment Station, for having made possible 

 the opportunity to study the life history, and to my assistant, 

 Mr. V. A. Sadler, for his efficient aid in the field work on 

 Phytoiwmus posticus. 



