THE CANADIAN ENTOMOLOGIST 253 



Hydropsyche slossonae, var. recurvata, n. var. (Fig. 73). 



Very similar to slossonce in appearance and structure, the 

 genitalia of male on same plan, the penis having practically the 

 same structure, but the superior plate has only very short pro- 

 cesses, instead of the long ones of true slossonce. 



From Go Home Bay, Georgian Bay, Out. (Walker). 



Diplectrona calif ornica, n. sp. (Fig. 63). 



Head black, with some yellowish hair; palpi brown; antenme 

 brown, annulate with pale, strongly crenate beneath; legs pale 

 yellowish. Wings brown; quite broad; stigmal area swollen below 

 in both wings, fork 1 but little longer than pedicel, fork 3 longer 

 than pedicel, fork 4 reaching far back, before thyridial cross-vein; 

 in hind wings fork 1 almost reaches to the discal cell, fork 3 hardly 

 longer than 1, in both wings di-scal cell is over three times as long 

 as broad. 



Expanse 10 mm. 



From Claremont, Calif. (Baker). 



Psychomyia diversa, n. sp. (Fig. 64). 



Black; palpi brown; antennae da"rk, faintly annulate with pale, 

 black hair on face, brown on warts and some yellowish on front of 

 vertex, thorax with black hair; wings black, especially dark along 

 the costa; no marks, some yellowish hair scattered through the 

 black; femora pale yellowish, in the male, tibia and tarsi dark or 

 nearly black, in the female, pale, and in the female the wings are 

 generally less dark than in the male; male genitalia pale, the upper 

 lateral pieces are longer and not as broad as in P. canadensis; in 

 fore wings the tip of the discal cell is oblique and the fork 2 reaches 

 one-half way back on the cell, fork 3 begins beyond fork 4. 



Expanse 10 mm. 



From Black Mt., north fork of the Swannanoa River, N. 

 Car., May. 



Philopotamus. 



Fork 1 very short; hind tibiae not more hairy than rest of 

 legs; tip of female abdomen does not form a long ovipositor. 

 The genitalia of our two species {distinctus and americanus) are 

 figured. 



