NORTH AMERICAN DIPTP:RA. 187 



spot in base of niHr<rinal and discal cells, in middle of first basal, and a large one 

 in second basal and anal cells. Length 11 — 13 mm. 



Sau Bernardino County, Cal., and New Mexico. Five specimens 



in July and August. 



74. A. fail 11 us Fabr. 



Heretofore known only from South America and the West Indies. 

 A specimen labeled as having been collected in Florida was in a 

 small collection sent me for names by Mr. C. W. Johnson, of Phila- 

 delphia, Fa. 



75. A. areiiosa u. sp. 



Closely resembles Anthrax vulpina (No. 64, supra), but differs as 

 follows : Face black, scarcely produced below. First two antennal 

 joints subequal in length, base of the third joint short-conical. A 

 cross-band of black tomentum on the fourth abdominal segment. 

 Brown of wings very pale, axillary cell slightly infumated, the 

 brown in second basal and anal cells not darker in their apices than 

 elsewhere. Length 6 mm. New Mexico. A single specimen in 

 June. 



DES€RII*TIO:VS OF \EW, OR L.ITTI.K-K!^OWlllf IVORTH 

 AMKRICAX HARVEST-SIMDERS (I>HAL,ANGIID.£). 



By Clarence M. Weed, D. Sc. 



The present paper contains some of the more important results of 

 a study — made partly during the writer's connection with the Ohio 

 Agricultural Experiment Station — of a large collection of Plialan- 

 giidte gotten together during the last eight years. For a con.'^iderable 

 proportion of this material I am indebted to the kindness of the 

 following gentlemen : Prof Wni. B. Alwood, Prof Geo. F. Atkinson, 

 Mr. Nathan Banks, Mr. Lawrence Bruner, Prof J. H. Comstock, 

 Mr. D. W. Coquillett, Prof S. A. Forbes, Prof H. Garman, Prof 

 C. P. Gillette, Prof D. S. Kellicott, Mr. Theodore Pergande, ISU. 

 H. E. Weed and Prof C. W. Woodworth. The drawings from 

 which the accom]ianying plates have been engraved were made by 

 Miss Freda Detmers, to whose artistic skill I have so frequently been 

 indebted. 



liiobiiiiiiiii iii^i'opiilpi (Wood) Weed. Plate IV. 



riidlniKjium nigropulpi Wood, Conim. Essex Institute, vol. vi, pp. 22-23, 39. 

 Phttlnngiiim nigropalpi Wood. Underwood, Can. Ent. vol. .xvii, p. 168. 

 Liohiinuvt nigropnlpi (Wood). Weed, Amer. Nat. vol. xxiv, p. 918. 

 Male. — Body 6 — 7 mm. long, 4 mm. wide; palpi .t mm. long. Legs: first, 40 — 



TRANS. AM. ENT. SOC. XIX. JULY, 1892. 



