148 ENTOAIOLOGICAL NEWS. [April, '16 



black. Wings with series of fuscous bars between veins ; veins brown. 

 Opake, yellow pruinose ; thorax more or less shining ; mesonotum and 

 scutellum somewhat metallic-tinged; abdomen shining but obscured by 

 gray dust. Face with patch of silver inside at base of upper bristles. 

 Arista with 8 hairs. Wings with 4-6 bars in marginal cell, 4-6 in sub- 

 marginal, 4 in first posterior beyond post. c.v. Length 2.5 mm. 



Type— 9 , Bill Williams Fork, Arizona, August, (F. H. 

 Snow), [University of Kansas Collection]. 



This species in form simulates spiloia Curt. It however is 

 quite distinct in having the legs as well as the face yellow. All 

 the pruinose coating is yellow or golden through which the 

 metallic tints of the mesonotum and scutellum are apparent. 



Discocerina parva var. nigriventris n. var. 



.\ variety separated on account of the palpi being mostly black and 

 the abdomen more shining. The tibiae,. especially the hind ones, en- 

 tirely shining black. 



This variety is probably confined to the Pacific coast region. 

 Type. — $, Berkeley Hills, Alameda County, California, 

 April II, 1909. (Cresson) [A. N. S. P. No. 6100]. 

 Paratypes. — 4 5,49, topotypical. 



Discocerina setigera n. sp. 



Black; base of third antennal joint, palpi, knees, apices of tibiae and 

 all tarsi except apices, tawny ; halteres whitish ; wings hyaline, veins 

 yellow, costa dark. 



Opake, cinereous; frons black or brown pruinose; orbits narrowly 

 white; face and cheeks densely white; mesonotum brownish-tinged 

 medianly ; abdomen similar, becoming cinereous laterally; femora and 

 tibiae cinereous. 



Frons broad as long : orbits parallel. Face narrower, concaved above, 

 moderately prominent at middle, strongly retreating below ; three pairs 

 of converging bristles and another series of smaller laterally curved 

 bristles nearer orbits; parafacials bare. Cheeks hardly as broad as 

 third antennal joint. Arista with 4-5 hairs. 



Mesonotal setulae numerous, irregular ; prescutellars present. Scutel- 

 lum rounded apically. Abdomen ovate ; segment 5 of ^ triangular 

 convex. Length 2.5 mm. 



Type. — $ , Mesa Grande, Sonoma County, California, May, 

 1908 (P. C. Baumberger), [A. N. S. P. No. 6101]. 

 Paratypes. — 3 <J , 5 9 , topotypic. 

 A species belonging to a group possessing a second series of 



