134 IIYDROPTILID^. 



11. Hydroptila TENEBROSA. 



Nigricans ; antenncB fusae ; pedes testacei ; alee nigro-cinerece. 



Blackish : antennae lirown : legs testaceous : wings blackish 

 pray, fringed ; veins black. Length of the body 1 line ; of the Avings 

 3 lines. 

 a — e. St. Martin's Falls, Albany River, Hudson's Bay. Presentea 



by G. Barnston, Esq. 



12. Hydroptila? parva. 



Testacea ; abdominis dorsum piceum ; alee albidce. 



Hydroptila parva, Barnston, MSS. 



A mutilated specimen. Testaceous : abdomen pitchy above : 

 wings whitish. Length of the body 1 line ; of the wings 3 lines. 



a. St. Martin's Falls, Albany River, Hudson's Bay. Presented by 

 G. Barnston, Esq. 



Genus 2. AGRAULES. 



"Tibiae anticsB non calcarata?, inteimediae tricalcaratae, postics 

 quadricalcaratge ; calcares externa breviora : tibiae posticjE unilate- 

 raliter pinnatae. Alae anticae anastomosi antica incompleta, venis 

 omnibus repraesentatis ; anastomosis in alis posticis nulla ; fimbriae 

 longissimae : alo? apice acuminatas. Antennae ubique a^quales, ai- 

 ticulis infibulatis." 

 Agraylea, Curt. Phil. Mag. iv. 217 ; Steph. III. Brit. Ent. Maud. 



vi. 153 ; Westw. 

 Agraules, Agassiz. 

 Hydrorches'tria, Kolenati, Gen. et Sp. Trich. 103, 28, pi. 3, f. 28, y. 



1. Agraules sexmaculata. 



Ochracea ; aniennce apice fusca ; alee anticce fusae, rnaculis sex 

 alhidis. Long. — ; alar. 4 lin. 



Agraylea sexmaculata, Curt. Phil. Mag. iv. 217. Steph. III. Brit. 



Ent. Mand. vi. 153, 1. 

 Hydrorchestria sexmaculata, Kol. Gen. et Sp. Trich. 103, 1. 



Europe. 



