NEW MUSCOID FLIES FROM THE ANDEAN MONTANYA 83 



SO, the tibiae sometimes slightly reddish, teursi black. Wings wholly deep 

 smoky, both scales of tegulae pure snow-white. Alulae entirely infuscate. 



Type, female, Huascaray. 



Two cotype females from Uruhuasi Bridge are TD3948 and TD3952 

 (flies, dissections of uterus, slides of colored maggots). The first-stage 

 maggot has the slender type of cephalopharyngeal skeleton. 



Fabriciopsis, new genus. 



Runs to Brauer and Von Bergenstamm's group of Fahrida, Larvae- 

 vora, and Peleteria. Description is from male only. Epistoma not 

 strongly salient. Male with two strong proclinate orbital bristles ; male 

 front very wide, being almost double eye-width at vertex ; no ocellar 

 bristles ; second and third antennal joints about equal in length, third joint 

 strongly convex on front border ; second aristal joint elongate ; palpi long, 

 very wide, and flattened on apical hcJf ; proboscis stout, a little longer 

 than head-height ; cheeks of male more than one-half eye-height, para- 

 facials pilose. 



Three sternopleural, four postsutural, three postacrostichal, and three 

 pre-acrostichal bristles. Scutellum and abdomen densely covered with 

 true spinelike macrochaetae, the larger ones of abdomen very slightly 

 curved if at all ; scuteUum with three strong marginal peiirs of ordinary 

 macrochaetae. Abdomen subglobose, broad-ovate, much rounded. 

 Ventral plates with spine bunches. Fourth vein continued in very short 

 stump, apical crossvein strongly bowed in, apical cell widely open well 

 before wingtip. 



Reproductive habit, almost certainly larviposition of colored maggots, 

 but probably not on foliage. 



Type, Fabriciopsis hystrix, new species. 



Fabriciopsis hystrix, new species. 



Length of body, 1 I mm. ; of wing, 9.75 mm. One male, Casahuiri, 

 San Gaban Canyon, about 4,500 feet, February 4, 1 9 1 0, on flowers of 

 Mil^ania sp. 



Wholly shining black, the abdomen with a metallic black polish. 

 Thorax, upper occipital area, and parafrontals with a bluish metallic pol- 

 ish, thinly silvery, leaving four indistinct broad vittae on former. Anten- 

 nae wholly dark brown, palpi pale yellow, face and cheeks silvery-white, 

 lower occiput cinereous. Occipital, cheek, and parafacial pile grayish- 

 white, that of parafrontals black. Scutellum concolorous with abdomen 



