NORTH AMERICAN NEUROPTKRA. 



339 



6. — Basal joint of antenna long and large, wings slender, no ocelli. 



LEPTOCERID^. 

 Basal joint of antenna shorter, wings broader, last joint of palpi multi- 

 articulate HYDROPSYCHID^. 



Fig. 6. — A Caddice Fly. 



I, costal; 2, subcostal; 3, radius ; 4, cubitus; 5, postcubitus ; 6, radial sector; 7, radial 

 sector, branch i ; 8, radial sector, branch 2; 9, thj-ridium ; 10, divisialis ; d, discoidal cell : 

 t, thyridial cell; at, thyridial area; ait, inclavial area; acu, cubital area ; acl, clavial area ; 

 ast, sutural area; ac, apical cells ; asc, subapical cells; P, pterostigma; A, arculus. 



Key to the Genera. 



PHRYGANID^. 

 Discoidal cell in fore wing much longer than its pedicel. 



Discoidal cell in fore wing about as long as its pedicel 



Discoidal cell in fore wing plainly shorter than its pedicel. 



.Phrygaiiea. 

 .....Igr.ypiiia. 

 ....Keiiroiiia. 



LIMNEPHILID^. 



Spurs 0-2-2 or 1-2-2 1 1 



Spurs 0-2-4 or 1-2-4 3. 



Spurs 0-3-3 or 1-3-3 Halosus. 



Spurs 1-2-3 Ecclisoploi-.vx. 



Spurs 1-3-4 4 



1. — Wings thickly pubescent 2. 



Pubescence very short and sparse Eii«0<'.yla. 



2. — Hind wings pouched at base t'rjplollirix. 



Hind wings not pouched at base I'latypli.ylax. 



3.— Outer margin of fore wing entire Apalaiiia. 



Outer margin of fore wing with a projection Xoopliyljix. 



4.— Outer margin of fore wing rounded Aiiab4»lia. 



Outer margin of fore wing truncate Iiiiiiii4'pliilii<ii 



Sub-genera. 

 Anabolia has two sub-generii, Anubolla and Stenophi/lax. 

 LiMNEPHiLUS has six sub-genera as follows : Lhnnepki/uts, Gonlo- 

 tualhis, Colpotaidias, Desinotaii/in.i, G/ifphofdK/lits, Grdmniotatdiii.H. 



TRANS AM. ENT. SOC. XIX. UKCEMBER, 1892. 



