166 THE CANADIAN ENTOMOLOGIST. 



antennal joint, no orbital bristles ; sides of front, sides of face and 

 occipital orbital margins silvery-white ; facial depression and cheeks 

 silvery-gray ; cheeks pubescent, facial ridges bare save some weak 

 depressed bristles above vibrisste ; antennre entirely light rufous, arista 

 brown, third antennal joint hardly twice as long as second, quite peg- 

 shaped ; proboscis fleshy, shorter than height of head, blackish, palpi 

 pale rufous ; occiput cinereous, gray-hairy. Thorax cinereous, with five 

 black vittse, the middle one arising at suture, the outer ones rather 

 heavier than the inner pair ; scutellum rather silvery, testaceous or tawny 

 at apex. Abdomen shining black, anal segment rather dark rufous, 

 whole abdomen faintly cinereous pollinose. Legs black, claws and 

 pulvilli elongate, pulvilli fuscous. Wings grayish-hyaline, veins tawny ; 

 tegulse white, halteres tawny. 



Length of body, fully 8 mm. ; of wing, 6 mm. 



Described from one specimen ; Chihuahua, Mexico. Mex. Cen. R. 

 R., August 4. This specimen apparently shows a very faint rufous tinge 

 on sides of abdomen. 



Hypertrophocera parvipes^ Twns. Trans. Am. Ent. Soc, XVIIL A 

 specimen taken June 26, Las Cruces, N. M., was damaged by moisture. 

 It shows scutellum and abdomen wholly rufous, except a heavy median 

 black vitta on latter. It measures 6^ mm. 



EUCNEPHALIA, n. gCH. 



Facias of Cnephalia, with head (except arista) of Gonia. Belongs in 

 PhoroceratincE. Head rather quadrilateral in profile. Front (?) one- 

 half width of head, narrower at vertex, face a little wider ; frontal bristles 

 in two rows, descending about to base of third antennal joint, with smaller 

 bristles among them which are continued in broken rows on the wide 

 sides of face and cheeks, as in Cfiephalia ; two orbital bristles ( $ ). Face 

 nearly perpendicular, epistoma prominent ; facial depression a little more 

 than one-third width of face, shallow ; facial ridges with bristles more than 

 half way up, constricted considerably above oral margin where the short 

 decussate vibrisste are inserted ; sides of face very wide, cheeks nearly 

 two-thirds eye-height. Eyes bare. Antennae inserted above median line 

 of the eyes, shorter than face, second joint slightly elongate, third about 

 three times as long as second ; arista shorter than third antennal joint, 

 thickened its whole length, bare, 3-jointed, second joint elongate- 

 Proboscis shorter than height of head, rather stout but not fleshy, 



