36 H. C. HUCKETT 



third antennal segment. Parafrontal bristles few. Second antenna! segment short, in length 

 less than breadth of third antennal segment, and with longish bristles; arista bare, noticeably 

 thickened toward base. Palpi slender, the apices 'slightly flattened and expanded. Thorax 

 with numerous accessory setulae; acrosticals irregularly paired, in two distinct rows, with 

 three pairs of equally developed presutural acrosticals, the postsutural acrosticals weaker. 

 Pra short, less than half length of the following bristle. Posthumeral bristles duplicated. 

 Sternopleurals, 1 : 3. Abdomen depressed, narrow; hypopygium moderately thickened; 

 processes of fifth sternum clothed with fine, short setae, the inner margins fringed with fine 

 hairs, the apices surmounted with a stiff black bristle; inferior forceps (styles) long and slender. 

 Each pair of legs of noticeably different lengths, the fore legs being the shortest and the hind 

 legs the longest. Fore tibia with a longish dorsal preapical bristle. Mid femur with a complete 

 row of antero ventral bristles; posteroventral biistles confined to proximal two-thirds of surface; 

 mid tibia with one weak posteroventral and one weak posterodorsal bristle. Hind femur elon- 

 gate, slender, basal half of anterodorsal surface bare and devoid of setulae; anterodorsal series of 

 bristles confined to distal half of femur; anteroventral surface armed with a complete row of 

 stout, uniform, closely set bristles directed ventrad; a similar series of weaker, shorter bristles 

 on posteroventral surface; hind tibia setulose, with an antero- and a posteroventral series of 

 setulose hairs; only' one dorsal preapical bristle and one weaker posterodorsal bristle. Fore 

 and hind tarsi compressed and attenuated distad; mid tarsi normal. Claws and pulvilli 

 weak, minute. Wings narrow and somewhat pointed; costal thorn minute, scarcely dis- 

 tinguished from the costal setulae; m-cu cross-vein straight. Upper calyptra covering the 

 lower. Length, 4.5 mm. 



Locality. — 1 6 , Lake Ridge (near Ithaca), April 30, 1922. 

 Type. — In author's collection. 



Hylemyia variola Fallen 



1823 Musca variata Fall. Muse, p. 59. 



1830 Hylemyia rusiica Rob.-Desv. Essai Myod., p. 553. 



1830 Hylemyia liturata Rob.-Desv. Essai Myod., p. 553. . 



1830 Hylemyia florea Rob.-Desv. Essai Myod., p. 553. 



Records. — Earliest : Ithaca, April 30, 19 1 5. Latest : Searingtown , Long Island , September 

 18, 1921. 31 specimens: 16 males, 15 females. Figures 17, 68, 114, on plates in this 

 memoir. 



Genus Kingia Malloch 



1921 Mall. Bui. Brooklyn Ent. Soc, vol. 16, p. 53. 



Kingia quintilis M alloch 



1919 Hylemyia quintilis Mall. Canad. Ent., vol. 51, p. 275. 

 Locality. — 1 9 , New York (collected by J. Bequaert). 



Genus Macateeia Malloch 



1919 Mall. Proc. Biol. Soc. Wash., vol. 32, p. 1. 



Macateeia protuherans Malloch 



1919 Mall. Proc. Biol. Soc. Wash., vol. 32, p. 1. 

 Male.-— Blackish; densely yellowish gray pruinose. Head with frontal vitta, parafrontals, 

 parafacials, and cheeks, reddish, whitish gray pruinose; face and occiput grayish. Antennae 

 black. Palpi testaceous yellow. Proboscis fuscous. Thorax blackish; when viewed from 

 above and behind, the presutural and humeral regions with fight grayish pollen; a broad median 

 vitta, and traces of sublaterals and dark fascia behind the humeral callosities; postsutural 

 region and scutellum blackish, with no traces of vittae. Abdomen, viewed from above and 

 behind, with dense yellowish gray poUen; a uniform blackish dorsocentral vitta. Legs black. 



