Vol. XI] CURRAN— REVISION OF THE PIPIZA GROUP 355 



Holotype, male, No. 845, Mus. Calif. Acad. Sci., 

 June 8, 1913 (Curran). 



Type locality, Guelph, Ontario. 



10. Heringia intensica, new species (Fig. 18) 



Habitat: Ontario! Third joint of antennae scarcely 

 longer than broad, sub-oval; wings densely clouded, 

 basal third and posteriorly lighter; pile mostly tawny. 



Male: Length, 7 mm. Face in profile almost straight from antennae to 

 oral margin; pile black, tawny in middle; front moderately swollen, black 

 pilose, opaque above; vertical triangle black pilose in front, tawny behind; 

 occipital cilia black. Antennae black; third joint with large basal bright 

 yellow spot below, extended narrowly towards the tip; slightly longer than 

 wide, sub-oval. Eyes brownish pilose. Thorax and scutellum slightly shining 

 greenish black, sides purplish black; pile tawny, on pleurae with some black 

 hairs. Abdomen sub-opaque purplish black; first segment slightly shining 

 black; usual areas shining brassy; hypopygium black, with a few long black 

 hairs on basal half and white pile on apical half; abdominal pile long, tawny, 

 the usual areas with black pile. Legs brownish black, brownish pilose; knees 

 and first joint of middle tarsi yellow; basal two-thirds of front four tibiae, 

 second joint of middle and basal joint of the anterior tarsi, brown. Wings 

 fuscous, more clouded across the middle; stigma luteous. 



Holotype, male, No. 846, Mus. Calif. Acad. Sci., 

 June 15, 1919 (Curran). Paratype, male, Jordan, Ont., 

 August 27, 1920 (Curran), in collection of the author. 



Type locality, Jordan, Ontario. 



11. Heringia salax (Loew) (Fig. 16a) 



Pipiza salax Loew, Century, VI, No. 39, 1865 (Berl. 

 Ent. Zeit., IX, p. 152, 1865.) 



Habitat: Pennsylvania (Lw.); Ontario! Wisconsin. 

 Very similar to preceding, but antennse longer, pile light- 

 er in color and legs more largely yellow. 



Male: Length, 8 to 8.5 mm. Face and frons shining greenish black, black 

 pilose; face in middle with whitish pile; frons moderately swollen, opaque 

 above; antennae brownish; first joint black; third joint reddish yellow below, 

 in shape oblong, twice as long as wide, obtusely pointed; arista black, its base 

 yellow; pile of eyes black, brownish below; posterior orbits with white pile, 

 above tawny; occipital cilia black. Thorax and scutellum shining greenish 

 black, dorsum less shining; pile cinerescent, in some lights yellowish; on 

 pleurae, front border of thorax, and apex of scutellum, blackish. Abdomen 

 opaque black, usual areas shining metallic black, somewhat brassy; first 

 segment and hypopygium shining, not metallic; pile whitish or slightly grayish, 

 usual areas with black pile; hypopygium, except tip, black pilose. Legs black; 

 tips of all the femora, immediate base of hind, broad base and tips of front 

 four tibiae, yellow; front four tarsi luteous, their apical joints piceous. Wings 

 cinereous, basal third more hyaline; stigma luteous. 



Female: Length, 7 to 7.5 mm. Face and front shining bluish black, white 



