192 PERLIDES. 



brown band beyond the middle, and another at the tip ; veins black. 

 Length of the body 2 lines ; of the wings 5| lines. 



a. Nova Scotia. From Lieut. Eedman's collection, 



53. NEMOURA GLACIALIS. 



Pweo-nigra ; antenna crass&, corpore multo lonyiores ; pedes fusci, 

 validi ; alee subhyalince. 



Nemoura (Brachyptera) glacialis, Newport, Proc. Linn. Soc. Lond. 



(1838), i. 389,4. 

 Nemoura glacialis, Barnston, MSS. 



Pitchy black : antennae very stout, minutely pubescent, much 

 longer than the body: legs brown, very thick: wings subhyaline ; 

 veins black, testaceous towards the base. Length of the body 

 3 lines ; of the wings 8 lines. 



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

 by G. Barnston, Esq. 



54 NEMOUKA SPEUSTICA. 

 Nemoura speustica, Newm. Zool. Append, cxxxii. 



55. NEMOURA? EEGELATIONIS. 



Phryganea regelationis, Scop. Ent. Cam. 269, 702. " Tota nigra, 

 alis (planiusculis) fuscescentibus, incumbentibus, hyalinis. 

 Inter caput et thoracem plica transversa pallida. Abdomen 

 muticum, supra plicae prsedictae concolor. Long. 4 lin." 



56. NEMOURA ? MAETIA. 



Phryganea Martia, Scop. Ent. Cam. 268, 701. " AlaB incumbentes 

 (planiusculse), hyalinae, immaculatae, venulis fuscis. Corpus 

 fuscum. Pedes testacei. Antennae nigra?, alarum longitudine. 

 Frons tuberculis tribus. Thorax linea depressa antica sub qua 

 foveolae nonnulla?. Palpi colore pedum. Abdomen muticum, 

 subtus fusco testaceum. Long. 5 lin." 



