THE CANADIAN ENTOMOLOGIST. 285 



Tarsi dark brown or black ; ,^ with the lliird antennal joint slender, 

 three times the length of the second cinerea. 



Tarsi pale ferruginous ; ^ with third antennal joint not especially 

 slender ; about twice the length of the second enavata. 



1. Didasia nerea, n. sp. 



10.5 mm. Clothed with black pubescence, ochraceous on thorax 

 and base of abdomen above. 



p. — Head black, finely punctured, clothed with long, dense, black 

 pubescence, thinner on vertex and ochraceous on posterior part of 

 occiput ; antennae entirely black. Thorax black, clothed with dense 

 pubescence, yellowish above, black beneath ; tegulns black ; wings hyaline, 

 veins dark brown, second submarginal cell about half the length of the 

 first, narrowed somewhat above ; legs clothed with black pubescence, 

 long and dense on posterior tibiae and metatarsi. Abdomen black, with 

 yellowish pubescence on the first two segments, somewhat mixed with 

 black on the second, the remaining segments with rather short, black 

 pubescence. Venter clothed with black pubescence. 



^. — Differs from female in having the pubescence, throughout, 

 longer and more bushy, that on legs with a somewhat griseous appearance 

 in certain lights ; the posterior femora and tibiae somewhat incrassate, 

 their metatarsi slender and curved, and the apex with a subacute tooth, 

 which is not especially prominent ] apical segment of the abdomen 

 bidenlate. 



Habitat: Tulare, Cal. (H. O. Woodworth); May. 10. Two speci- 

 mens. 



2. Didasia aiboresta, Prov. — Los Angeles, Cal, 



3. Didasia cinerea, n. sp. 



$ 13 mm. Clothed with cinereous pubescence, apical margins of 

 the abdominal segments with white fascia. 



$ . — Head black, punctured, clothed with griseous pubescence, 

 slightly darker on vertex ; apical margin of the clypeus nude ; antennae 

 entirely black, third joint slender, broadening toward apex, three times 

 the length of the second. Thorax black, finely punctured, clothed with 

 rather dense, ashy pubescence, tinged with yellowish above ; tegulte dark 

 brown to black, shining ; wings hyaline, veins dark brown to black, second 

 submarginal cell about half the length of the first, narrowed above ; legs 

 clothed with rather long, pale pubescence ; the four posterior legs robust, 

 the femora and tibiae incrassate, the basal joint of the posterior tarsi 



