7804 Insects. 



L. vilratus. Willesden, Kingsbury and Ruislip ; August. 



L. rhombicus. Willesden and Kingsbury ; common, July and 

 August. 



L. marmoratus. Willesden, near Kew, &c. ; August. 



L. vittatus. West Wickham and Ruislip; July and August. 



L. centralis. Hampstead, Epping Forest and Ruislip ; June, August. 



L. hirsutus, Kolen. Willesden ; July and beginning of August. 



L. fumigatus. Two specimens, Willesden ; July 31 and August 31. 



Anabolia nervosa. Willesden ; very abundant, August to October. 



Stenophylax concentricus, Kolen. Two specimens, Willesden ; 

 October 3. 



S. lateralis. Three specimens, Kilburn ; June. 



Hallesus digitatus. Willesden; common, October 3. 



Goera capillata. Willesden and Kingsbury ; August. 



G. fuscicornis. Willesden and Kingsbury ; common, August. 



Molanna angustata. Willesden and Kingsbury ; July and August. 



Leptocerus grossus, Steph. Two specimens, Ruislip ; August 24. 



L. fulvus. Rami). Ruislip; August. This species is new to Britain. 



L. cinereus, Curt. Kingsbury, Willesden, Lewisham, and the banks 

 of the Thames; common, August. 



L. dissimilis. One specimen, Willesden ; July 29. 



L. aterrimus, Steph. Hampstead, &c. ; June. 



L. bicolor. Ruislip, Willesden, and the banks of the Thames; 

 August. 



L. pilosus. Hyde Park ; common, June to August ; also at Kings- 

 bury, Ruislip and Willesden. 



Mystacides atra, Pict. Willesden, &c. ; common, August and be- 

 ginning of September. I observed this species flying at noon in hot 

 sunshine. 



Setodes conspersa. One specimen, Hyde Park ; July 15. 



S. lacustris, Pict. f Willesden and Kingsbury ; August and begin- 

 ning of September. 



Agapetus funereus. Willesden ; August. 



Polycentropus concinnus. Willesden ; common, July and August. 



P. bimaculatus. Kingsbury and Willesden ; July to September. 



Tinodes pallescens. Kingsbury and Lewisham ; August. 



Psychomia pusilla. Banks of the Thames ; very abundant, August. 



Hydropsyche fulvipes. Kingsbury and Lewisham ; very common, 

 August. It appears to fly soon after noon and a little before sunset. 



Besides these I have taken several other species (principally of 

 Polycentropus), at present undetermined. 



