NO. ITOS. .STUDIES OF NORTH AMERICAN WEEVILS— PIERCE. 331 



First three ventral segments of male smooth. 



Beak in both sexes longer than prothorax; elytra viewed in 

 profile strongly depressed behind base, median line sinuate; 

 beak opaque, longitudinally impressed, long and slender; 



color coppery seratus Say. 



Beak in male only three-quarters as long as prothorax, in 

 female longer than the prothorax, more or less distinctly sul- 

 cate, sulcus sometimes extending onto front; elytra viewed 

 in profile slightly depressed behind base; hind femora of 

 female more or less swollen; color ranging from l)lack 1o green 

 or a^neus; size varies from 1.3 to 2.3 mm., 



inacrophthalmus Schaeffer. 



RHYNCHITES VELATUS LeConte. 



Not represented. 



RHYNCHITES PALMII Schaeffer. 



Arizona (Charles Palm). 



RHYNCHITES BICOLOR F-bricius. 



Mount Tom and Boston, Massachusetts; Durham, New Hamp- 

 shire; Washington, District of Columbia; Iowa City, Index, Sioux 

 City, and Spirit Lake, Iowa; Minnesota; Wisconsin; Winnipeg and 

 Aweme, Manitoba; Volga and Brookings, South Dakota; University, 

 North Dakota; Havre and Kalispell, Montana; Breckenridge, Berke- 

 ley, and Ouray, Colorado; Cheyenne and National Park, Wyoming; 

 American Fork, American Fork Canyon, and Fort Douglas, Utah; 

 Pocatello, Idaho; Kaslo and North Bend, British Columbia; Victoria, 

 Vancouver; Oregon; Everett, Easton, Seattle, and Takoma, Wash- 

 ington; Eureka, Los Gatos, San Francisco, Kaweah, Dunsmuir, 

 San Mateo County, San Diego County, and Los Angeles County, 

 California; Williams and Prescott, Arizona; Santa Fe, New Mexico. 



RHYNCHITES -ENEUS Boheman. 



Lake City, Florida; Big Springs, Texas; Detroit, Michigan; Wis- 

 consin; Chicago and Bloomington, Illinois; Arkansas; Iowa; Volga, 

 South Dakota; West Point, Nebraska; Ottawa, Kansas; Brandon 

 and Winnipeg, Manitoba; Oregon. 



RHYNCHITES MEXICANUS Gyllenhal. 



San Antonio, Texas, May, on Coreopsis cardaminefolia (Pierce) ; 

 San Diego, Texas, October (Schwarz); Catalina Springs, Arizona, 

 April, on Eucillia farinosa (Hubbard and Schwarz). 



RHYNCHITES EXIMIUS LeConte. 



Colorado Springs, Colorado, June, on Titelesperma gracilia (Wick- 

 ham); Flagstaff, Arizona, July (Hubbard and Schwarz). 



