114 



and Los Angeles Co., Cal. Two females collected l)y the writer. 

 Type No. 3G15, ir. S. National Museum pauciseta n. sp. 



3. With only three sternopleural macrocha^tiie, palpi yellow, third vein 



l)earing from three t^ six ^bi^stles at its base; length, 8 to 10 



A/^A-'w-wi^^ — mm. New Hampshire ;/\and Austria. Two males and one female 



^i<^ . from Austria received from Brauer and Bergenstamm and by 



'"Z"'^ ■ them labeled (7cro;//as?V/.//or«w Macq.; these authors state that 



1^'^ this is a synonym of festina.ns Meig., after examining the type 



of the latter.' (System. Besch. Eur. Zweif. Insekten, Vol. IV, 



p. 384; 1824: Tachina. il/a6'icera^/for»m Macquart, Annales Soc. 



Ent. France, p. 460; 1850.) . A k&Z^ . .1^£. .-... .foftthianv"' Mcig. 



With four sternopleural macrochtet;e, palpi buick, third vein bearing 



^^^^^/^^^^^ a single bristle at its base; length, 8 to 10 mm. Canada; Mass.; 



j-Q_/ ^ Illinois, and England. A specimen of each sex from England, 



' ' received from E. Brunetti and by him labeled Masicera myoidcea. 



(Essai sur les l^^odaires, p. 114; 1830: Lyd€lla.).myoidfvaT)esy. 



4. Middle tibiie each/dfeariiig a single maciipchitta on the front side 



near the middle, third vein bearing^three bristles at its base. 5. 

 Middle tibise each bearing, two or more macroclmetic on the front 

 side near the mid(.lle,)i)alpi yellow •. . .:...?... 6. 





5. Palpifiegs, and abdomen, black; body slender, subshiniug; length, 

 5.5 to 6 mm. Mass., and Colorado. (.Trans. Amer. E 

 Vol. XIX, p. 285; December, l^^^^f.^ !^/t t i ^tl^vcimkUrm 

 Palpi, femora, tibiic, and apex of fourth segment of abdomen, yellow; 

 body quite robust, opaque; black, th^^st two joints of antenn;e, ^ 

 palpi, apex of proboscis, femora„^tibiiie,''and apex of fourth seg- |^ 

 ment of abdomen, yellow; front of male one-half as wide^as |_ 

 either eye, no orbital bristles, hairs on sides of front short and \ 

 sparse, frontal bristles descending to base of third autennal q 

 joint, cheeks one-fourth as broad as the eye-height, facial ridges V 

 bristly on the lower two thirds, antennsv almost reaching the \ 

 oral margin, the third joint three andone-third times as long "^ 

 as the second, arista thickened on thebasal^fourth; thorax gray f 

 pollinose and marked with four black vitta', scutellum bearing *^ 

 three pairs of long marginal and a short apical pair of macro- « 

 chfeta^; abdomen on the first three segments subopaque gray 

 l^ollinose, its hairs suberect and rather long; wings hyaline, the 

 base tinged with gray, costal spine as long as crossvein at base 

 of discal cell, hind crossvein nearly straight, fourth vein beyond 

 the bend strongly concave, closing or almost closing the apical 

 cell, calypteres white; front pulvilli slightly longer than the last 



'Zweif. Kai8.Mu8.Wieu, \, p. 428; 1891. 



^2 Front one and one-half width of eye, cheeks three-eighths the eye-height, arista 



thickened on basal two-thirds Y^i4-t.>jA^. . y}<^)^ i fr^^matts. 



Front of male two-thirds, of female five-sixths, width of eye, cheeks one-fifth the 



cye-heijiht, arista thickened on basal two-fifths, otherwise as in festinans. N. ,T.. 



Va , and La cchr u. s\). 



