134 TRICHOPTERA. 



Leptocerus hifascia^us, Oliv. Common in many places. 

 Mr. Barrett met with it abundantly near Haslemere. 



JRhyacophila obliterata, n. s. (Frontispiece, fig. 7.) 

 Mas. — Fusca ; antennis, pedibus et abdominis segmento 

 ultimo pallide testaceis, alis anticis ad basim angustis, 

 aureo-flavis, obsolete griseo-reticulatis, macula dorsali 

 dilutiore, pterostigmate saturation, macula obliqua ad 

 marginem dorsalem maculisque duabus apicem versus 

 griseis, venis fuscis; posticis sub-hyalinis, apicibus 

 flavidis. 

 Appendices anales : lamina dorsali fere quadrata ; appen- 

 dicibus superioribus sub laminam occultis ; inferioribus, 

 articulo ultimo ad basim lato, apice sub-acuto, in- 

 curvato. 

 Foem. — Valde saturatior ; alis anticis griseo-brunneis, con- 



fertim cinereo-irroratis. 

 Long. Corp. 5 lin., exp. alar. 13 lin. 



Male. — Fuscous ; antennas, legs, terminal segment of ab- 

 domen and appendices pale testaceous ; palpi slightly 

 fuscous ; anterior wings narrow at the base, golden yellow, 

 faintly reticulated with grey; pterostigma brownish-yellow, an 

 oblique grey spot on the dorsal margin towards the base 

 marks the outline of the pale dorsal blotch, near the apex 

 two small grey spots, thyridium whitish, veins fuscous ; pos- 

 terior wings sub-hyaline, yellowish towards the apex, 

 pterostigma darker. Anal appendages : lobe from the upper 

 margin of last segment broad, nearly square, concealing the 

 superior appendages ; inferior appendages with the second 

 joint broad at the base, then suddenly deeply incised to the 

 apex, which is bluntly pointed and incurved. 



Female.— Generally much darker than the male; fore-wings 

 greyish-brown, thickly irrorated with cinereous spots, which, 

 becoming confluent on the dorsal margin, form the dorsal 



