198 MANDTBULATA. TRICHOPTEHA. 



of the inner margin^ and a second smaller one a little beyond; posterior 

 immaculate; legs pitchy-brown. 



Taken, but rarely, near London, in July. 



Sp. 12. interruptiis. Niger, alisfuscis, anticis strigis aliquot interruptis niveis, 

 margineque postico albo punctato. (Long. corp. 2| — 3 lin. ; Long. Ant. 8^ 

 lin. ; Exp. Alar. 8g— 9§lin.) 



Phr. interrupta. Fabricius. — Donovan, v. xvi. fl. 551. — Lep. interruptus. 

 Steph. Catal 320. No. 3650. 



Black: antennae annulated with white; crown with a white patch; palpi 

 pale ; wings fuscous, anterior with about three or four transverse snow- 

 white streaks, forming, as it were, interrupted lines, the 1st before the 

 middle, the 2nd rather beyond the middle, and a 3rd placed obliquely 

 towards the apex ; the hinder margin frequently dotted with white on the 

 cilia; posterior wings more transparent, immaculate; legs pale. 



The number and position of the niveous streaks on the anterior wings vary 

 slightly. 



Abundant in the north of England and in Scotland, frequenting 

 the borders of lakes, in June and July: taken also on the banks of 

 the Tay, in Devonshire. 



Sp. 13. afEnis. Ater, antennis albo annulaiis, alis anticis punctis duobus mar- 

 ginalibus albis, pedibus subochraceis, tar sis albis. (Long. corp. 3 lin. ; Long. 

 Ant. 6 lin.; Exp. Alar. 8^ lin.) 



Lep. affinis. Leach MSS.— Steph. Catal. 320. No. 3657. 



Deep black : antennse annulated with white; anterior wings with two white 

 spots on the margin, a little beyond the middle, one of them on the costa, 

 the other on the inner margin ; posterior immaculate ; legs somewhat 

 ochreous, clouded with blackish ; tarsi white. 



Found in the north of England, near Carlisle, in June. 



§ C. Anterior wings with the 2nd nervure bifid, the 5th trifid, on the hinder 



margin. 



Sp. 14. assimilis. Viridi-fuscus, oculis brunneis, antennis albofuscoque annu- 

 latis, alis anticis griseo-ochraceis, immaculatis, posticis hyalinis, iridescentibus. 

 (Long. corp. 2i— 3 lin. ; Long. Ant. 7 lin.; Exp. Alar. 8—9 lin.) 



Lep. assimilis. Steph. Catal. 319. No. 3638. 



Green-brown : head clothed with hoary pile in front ; antennae annulated with 

 fuscous and white ; thorax with a faint pale longitudinal streak ; anterior 

 wings plain, immaculate, griseous-ochre ; posterior hyaline, iridescent ; legs 

 pale ochreous ; tips of the tarsal joints brownish. 



Found, not uncommonly, near London, in June. 



