50 GENERIC SYNOPSIS. 
Subfamily 3. Leptocerides W. (Leptoceridze Leach, Steph.) 
LEPTOCERUS Leach. Mysracipa Latr. 28sp. P.niger Linn. Curt. 57. 
Posterior tibize 2 spurred; basal joint of max. palpi short; terminal joint some- 
times very long; antennz exceedingly long. 
CERACLEA Lea, Purycanea p. Latr. 1sp. P. nervosa. Cog. tab. 3. f. 1. 
Posterior tibiz 2-spurred ; two basal joints of max. palpi short; antennz very long ; 
wings transparent. 
MOLANNA Cut. Ametyrreryx Steph. Cat. 2sp. M. angustata Curt. 
Posterior tibizw 4-spurred; antenne robust, not denticulated in g¢ ; shorter than 
the wings, which are long and narrow. B. E. 716. 
ODONTOCERUS Leach, Purycanea p. Scopol. 2 sp. P. albicornis Scop. 
Posterior tibiz 4-spurred; antenne slender, denticulated in ¢; seeond pair of 
legs in larva longer than the posterior pair. Steph. 6. pl. 34. f. 1. 
Subfamily 4. Sericostomides W. (Sericostomide Steph.) 
POTAMARIA Leach. Purycanra p. Fab. sp. P. anatis F. Steph. 6. pl. 34. f. 4. 
Anterior tibiz destitute of spurs; antenne stout, shorter than the wings. 
SERICOSTOMA Latr. Prosoronta Lea. 1 sp. S. Spencii K. St. 6.33. f. 2. 
Anterior and intermediate tibie 2-spurred; maxillary palpi ¢ mask-like. 
NOTIDOBIA Steph. Sericostroma p. Pict. sp. P. atrata F. 
Anterior tibiz 2-spurred, intermediate 4-spurred ; basal joint of antennz short, 
incrassated, approximated; anterior wings with a subovate discoidal cell. 
Pictet, pl. 14. f. 5. a, e. 
SILO Curtis. Purycanra p. Fab. 1 sp. P. pallipes Fab. 
Maxillary palpi ¢ divaricating ; basal joint of antenne very long, naked ; anterior 
tibize 2-spurred, intermediate 4-spurred. 
GOERA Hoff. Purycanea p. Fabr. 5 sp. PP. pilosa Fab. 
Maxillary palpi ¢ short, recurved; basal joint of antenne long, naked ; anterior 
tibize 2-spurred, intermediate 4-spurred; wings silky. 
MORMONIA Curt. Purycanra p. Fab. 5 sp. WN. nigro-maculata. 
Basal joint of antennex elongate, very hirsute; anterior tibia 2-spurred, interme- 
diate 4-spurred ; palpi short. Steph. 6. pl. 32. f. 2. 
BRACHYCENTRUS Curt. Meroe Steph. G. 3 sp. B. subnubilus Curt. 
Anterior tibiz 2-spurred, intermediate 4-spurred; spurs very short; antennz 
remote; palpi short. 
Subfamily 5.  Psychomytides? W. (Psychomidee? Steph.) 
CHIMARRA Leach. Puycanea p. Linn. 1 sp. P. marginata L. Curt. 561. 
Palpi very long; second and third joints long; wings destitute of transverse 
nerves ; anterior tibiz without spurs. 
Subfamily 6. Rhyacophilides W. (Rhyacophilide Steph. ) 
BERAA Steph. Tuya Curt. 4sp. P. pygmea F. Pictet, pl. 16. 21.? 23. ? 
Anterior tibiz 2 spurred; discoidal cell wanting; basal joint of antenne large ; 
palpi robust, hairy. 
GLOSSOSOMA Curt. ———— 2sp. G. Boltoni Curt. Steph. 6. 32. f. 1. 
Anterior tibiz 2-spurred; all the wings with a discoidal cell ; anterior with a 
callous basal spot in ¢. 
TINODES Leach. Puryeanra p. Fab. 9 sp. P. pusillus F. 
Anterior wings with two discoidal cells; posterior without a discoidal cell ; an- 
terior tibia 2-spurred, 
