104 Eighteenth Report State Entomologist of Minnesota — 1920 



especially on the anterior surface; tibiae triannulate with pale, a narrow basal 

 band just below the knee, frequently nearly obsolete, the broadest band occupy- 

 ing the middle of the apical half ; anterior face of tibia armed with a row of 

 brownish spines, in length equal to diameter of the segment, also clothed with 

 numerous rather stiff hairs chiefly shorter than the spines ; tarsi blackish, the 

 basal segment paler ; claws deeply notched, piceous. 



I'cnter: black, shining, moderately clothed with pale to yellowish pubes- 

 cence or very fine hairs; genital claspers (PI. X) distinctive of the species. 



9. Length 4.2 mm., width 2.05 mm. ; slightly shorter and more robust than 

 the male but very similar in structure and color ; second antennal segment more 

 slender, tapering from base to larger near apex, the middle one-third usually 

 yellowish brown ; apex of membrane frequently not so distinctly marked with 

 fuscous. 



Holotypc: $ Aug. 10, Las Vegas, New Mexico (H. S. Barber) ; 

 Cat. No. 6851, U. S. N. M. Paratypes: 2 Aug. 2, 5 Aug. 7. 5 Aug. 8, 

 Las Vegas. N. Mex. ( H. S. Barber). Ubler records all four speci- 

 mens as "seciu'ed Atig 10." 



Allotype: i Aug. 3, (jrand View, Grand Canyon, Arizona ( H. 

 H. Knight); Cornell University collection. Specimens exainined 

 in addition to the types: ARIZONA, — 2 5, 85 Aug. 2, top Bright An- 

 gel Trail, Grand Canyon; 3 <J 3? Atig. 3, (irand View, Grand Canyon 

 (H. H. Knight). S July 11, Williams (A. Wetmore). S July 16, 

 Williams (Barber & Schwarz). S 2?. Prescott. CALIFORNIA,— 

 ? April 27, Stanford (Harold Morrison). 3? April 12, Oakland ( E. 

 C. Van Dyke). 5 July 14. Mt. Diablo ( E. P. Van Duzee). $ 2$, 

 San Berdino (Coquillett). 2 Jan. 1905, Menlo Park (F. Hornung). 

 COLORADO.— <? July 18. S 22 July 20. Golden (W. J. Gerhard). 

 2 April 20. Ft. Collins. £ July 9. 2 July 28, Grand Junction. 2. Grand 

 Junction ( H. Osborn). 2 July 12, Denver; c? 2 July 19, Manitou ; S 

 July 21, Boulder; c5 2 July 24, SaHda (E. P. Van Duzee). NEW 

 MEXICO,— 5 May 1. 22 June 1, Alamogordo. 2 June 18, Cloudcroft. 

 2S June 2, Highrolls. 5 2 May to Oct., Fort Wingate. 3 5 102 June 

 23, Jemez Springs (J. Woodgate). OREGON,— 5 May 28, 1893, Mt. 

 Tabor, Portland. BRITISH COLUMBIA,— 5 April 24, Victoria (A. 

 E. Cameron). 2 Victoria (G. W^ Taylor). 5 Aug. 9, Royal Oak 

 (W. Downes). 



An examination of the types proved this species to be something 

 entirely different from that which the writer, working from the de- 

 scription alone. Renter, and probably other workers took to be Uhler's 

 brevis. The original description is misleading in describing the mem- 

 brane as "soiled white" when all the type specimens show it to be infus- 

 cated in the usual understanding of the term. The species herein de- 



