336 NEUROPTERA. 



these as far from eyes as from each other ; pronotum nearly twice as 

 broad as long, sides straight, subparallel, hind angles square, hind 

 and front margin both slightly arcuate ; joints of setae not very long. 

 Expanse 20-22 mm. 



From Black Mountain, North Carolina, May, It varies 

 much in depth of coloration. 



Alloperla uauina n. sp. 



Pale yellowish ; antennae, except pale base, is dark brownish ; pro- 

 notum brown, except the pale margins ; dorsum of thorax and abdo- 

 men brown ; setae and legs pale ; wings pale yellowish hyaline, vena- 

 tion entirely pale. Anterior ocellus as near to antennae as to the poste- 

 rior ocelli, and a little nearer to them than they to each other. Pro- 

 notum narrower than head, one and a half times broader than long, 

 truncate in front, sides slightly convex, hind angles broadly rounded. 

 Wings with fork of radial sector about one and a half times as long as 

 pedicel, only about two or three cubital and median cross-veins. 



Expanse 16 mm. 



From Black Mountain, North Carolina, north fork of the 

 Swannanoa River, May. Easily known by the dark prono- 

 tum and small size, the smallest so far knov^n in the genus. 



Alloperla continua n. sp. 



Pale yellowish, a dark median stripe on pronotum and continued 

 more or less plainly on the vertex of head between ocelli, posterior 

 margin of scutelli black, a median black streak on abdomen above ; 

 the antennae beyond middle blackish, wings with pale venation. An- 

 terior ocellus nearly as far from the posterior ocelli as they from each 

 other, and these as near to each other as to eyes ; pronotum nearly 

 twice as long as broad, but little rounded in front, sides and hind 

 angles broadly rounded, each side of disc rugose; setae short. Wings 

 rather long, fork of radial sector more than twice as long as pedicel, 

 this and the anastomosis darker than other veins, four or five median 

 cross-veins. 



Expanse 18-21 mm. 



From San Gabriel Mountains, California, 3000 feet, 17 

 June (Grinnell); Pasadena, California, 19 June (Grinnell), 

 and mountains near Claremont, California (Baker). 



Alloperla inediana n. sp. 



Pale yellowish ; antennae blackish beyond basal third, palpi marked 

 with black ; pronotum with a median black streak more or less dis- 

 tinct, sometimes quite wide, sometimes with only a median line and 

 one or two ridges near by marked with black ; the posterior margin of 



