46 H. C. HUCKETT 



and notopleuial callosities with light graj-ish pollen. Abdomen s hinin g, with traces of gray- 

 ish pollen; non-^ittate. Legs blackish. Wings infuscated; veins brownish. Cah-ptrae 

 infuscated. Halteres yellowish. 



Eves separated by a distance slightly greater than length of antennae; cruciate bristles 

 present. Third antenna) segment twice as long as second; arista with short, distinct pubes- 

 cence. Thorax with the acrosticals well developed, paired, in two regular rows. Pra l&ss 

 than half length of the following bristle. Sternopleurals, 1:2. Fore tibia with one dorsal 

 and one median postero\-entral bristle. ^lid femur with two or three basal bristles on ventral 

 surface; mid tibia with one anterodor.sal, one posterodorsal. and two posterior bristles. Hind 

 femur ^Ith a series of diverse anteroventral bristles and two proximal ventral bristles; hind 

 tibia ^ith one or two anteroventral. two anterodor.;al, and two posterodorsal bristles. Wings 

 with the costal thorn distinct; m-cv. CToss-vein erect. Upper caXyptra covering the lower. 

 Length, 5 mm. 



LocyjUty. — 8 5 . Old Forge, August 6, 1905. 8 specimens, all females. Figure 1S8 on 

 Plate X^'IIL 



Allotype. — In the Cornell L'niversitj- collection, Ithaca, Xew York. 



Pegomyia luteola IMalloch 



1920 Mall. Trans. Amer. Ent. See, vol. 46, p. 175. 



Female. — Yellowish testaceous. Head reddish; parafrontals, parafacials, aud cheeks, 

 silverj- pruinose. Frontal vitta reddish anteriorly, blackish jrosteriorly. Occipital region 

 grajish; bristles aroiind oral margin black. Antennae with first and second segments and 

 base of third segment yellowish; remainder of third segment infuscated; arista yellov,i5h, 

 except for the second .segment, which is distinctly infuscated and shining. Palpi yellow. 

 Proboscis yellowish. Thorax with notima reddish te.staceous. with yellowish ^.-rsv polIeD; 

 \"iewed from above and behind, with traces of a blackish median A-itta. Abaon.eri non- 

 vittate,. with blackish posterior tergal incisures. Legs yellow. Tarsi yellow, with dense 

 black setulae. Wings clear. Cah-ptrae clear. Halteres yellowish white. 



Ejes separated by a distance nearlj- equal to length of antennae; cruciate bristles absent 

 or present. Third antennal segment twice as long as broad. Thorax with acrosticals paired, 

 well developed. Pra less than half length of the following bristle. Sternopleurals. 1:2. 

 Fore tibia with one dorsal and one posteroventral bristle. ^lid femur with two proximal 

 ventral bristles; mid tibia with one anteiodorsal, one posterodor.sal. and two posteroventral 

 bristles. Rind femur with a series of diverse anteroventral bristles; hind tibia with one antero- 

 ventral. two anterodorsal, and two posterodorsal bristles. Costal thorn small but distinct; 

 m-cu cross-vem shghtly sinuous. Cah-ptrae subequal. Length, 5.5 mm. 



Localities. — 1 S . Ithaca, June ''collected bv R. C. Shaimon; ; 4 6 , Lake\-ille. Long Island, 

 July 9, 1921; 1 9 , Cold Spring Harbor, Long 'island, Augu.st 27, 1921; 1 $ , Pearl Point, Lake 

 George. August .31, 1920 f^coUected by IM. D. Leonard;. 7 specimens: 4 males, .3 females. 

 Figures 21, 75, 129, 189, on plates in this memoir. 



Allotype.— In the Cornell University collection, Ithaca, Xew York. 



Pegomyia nigritarsis Zetterstedt 



1826 Anthcrnyia fulgens ^leig. Syst. Beschr., vol. -5, p. 183, no. 172. 



1826 Anthcrnyia versicolor Meig. Syst. Beschr., vol 5, p. 184, no. 174. 



1840 Anthcmyta rnfifrons v. Eos. p. p. Correspondenzbl. Wiirttemb. ^'er.. vol. 1, 



p. 59, 9 . 

 1840 Anthcrnyia nigritarsis Zett. Ins. Lapp., p. 696, no. 1-59. 

 1851 ? Pegomyia acetosae Eob.-Desv. Guer.-Men., Piev. et Mag. ZooL. ser. 2, vol. 3, 



p, 232, no. 4. 

 1862 Anthcrnyia exilis Schin. nee Meig. Fauna Austr., part 1, p. 636. 



Localities. — 1 6 , ^Slonteziuna ilarshes, Caj-uga, .lune 1, 1920; 1 6 , \'aUey Stream, Long 

 Island, AprU 27, 1921. 



