SERICOSTOMHLE. 87 



Brachycentrus maculatus var. ? 



Brachyeentrus subnubilus, Curt. Phil. Mag. iv. 215. Steph. III. 

 Brit. Ent. Hand. vi. 182, 1. 



a. England. 



3. BRACHYCENTRUS CONCOLOR. 



Ater ; tibiae tarsique ochraceo-fusca ; alee fusees centes, immaculate, 

 venis piceis. Long. 2J ; alar. 8 lin. 



Brachycentrus concolor, Steph. III. Brit. Ent. Mand. vi. 182, 2. 

 England. 



4. BRACHYCENTRUS COSTALIS. 



Ater ; femora fusca ; tibia tarsique fusco-ochracea ; alee fusees- 

 centes, immaculate, costa stiymateque fuscis, venis piceis. 

 Long. 2J ; alar. 8 lin. 



Brachycentrus costalis, Steph. III. Brit. Ent. Mand. vi. 182, 3. 

 England. 



5. BRACHYCENTRUS ALBICANS. 



Nigro-fuscus ; capite et thorace albo-hirsutis ; antennis albidis ; 

 tibiis tarsisque albido-testaceis ; alis fusco-testaceis, pule densa 

 albido-flava depressa tectis, fimbriis albidis. 



Phrygranea albicans, Zett. Ins. Lapp. 1071, 46. 

 Hydronautia albicans, Kol. Gen. et Sp. Trich. 93, 2. 



North Europe. 



6. BRACHYCENTRUS CREPUSCULARIS. 



Niger, luteo-hirtus ; antennis, abdominis segmentis apice, pedibus- 

 que testaceis ; alee cinerece^ anticce testaceo-pubescentes. 



Phryganea crepuscularis, Barnston, MSS. 



Black, clothed with luteous hairs : antennae testaceous, with an 

 indistinct ring of a darker colour on each joint, black towards the 

 tips : abdomen testaceous along the hind border of each segment 

 and at the tip : legs testaceous : wings gray ; fore-wings thickly co- 

 vered with testaceous down ; veins tawny. Length of the body 2J 

 lines ; of the wings 8 lines. 



I 2 



