SARCOPHAGA AND ALLIES 289 



viewed from behind the wide apex is deeply excised 

 on the inner side, the outer angle remaining hooklike ; 

 anterior clasper yellow on the basal half, the rest 

 black, closely applied to the basal part of the penis, 

 their tips diverging laterally, not much elongated, 

 not with distinct point; penis single- jointed, brown 

 with black apex and front plate; the back plate is 

 deeply channeled on the middle line, its sides form- 

 ing two high ridges which bend considerably forward ; 

 the front plate is thick and swollen and shining black 

 on the sides with concave middle and a recurved, yel- 

 lowish, smooth horn projecting out at each side of 

 its apex; tip of penis is considerably tilted forward 

 with a rather long snoutlike end, and is distinctly 

 divided on the median line. 



Legs black. 



Female. Golden pollen of front and face as in 

 male. Legs black. Otherwise closely resembling 

 female of assidua. 



Length 7I4 mm. 



Five males, two females. One of each sex from 

 Natrona, Pa. (Aldrich) ; one of each sex Columbia, 

 S. C. (Dr. F. A. Coward) ; one male Greene County, 

 New York (Carnegie Museum) ; one male Riverton, 

 N. J. (C. W. Johnson) ; one male La Fayette, Ind. 

 (Aldrich). 



Holotype.— Male, No. 20569, U. S. N. M., from 

 Natrona, Pa. 



Allotype.— Female, No. 20569, U. S. N. M., 

 from Columbia, S. C. 



No. 139. Sarcophaga culminata n. sp. 



Male. Front .178 of head. Like assidua except 

 in the following characters: Parafrontals and para- 

 facials deep golden, which extends behind the eye and 

 on the front half of the bucca. 



Abdomen gray pollinose, the fourth segment red 

 on the hind margin. Legs black. 



Hypopygium red, pollinose ; first segment rathef 

 large, with a conspicuous hump in profile and a half 



