PORRITT : NEUROPTERA AND TRICHOPTERA OF YORKSHIRE, I17 
Isopteryx burmeisteri. Pennyspring Wood, Huddersfield, 
abundant. 
Isopteryx tripunctata. Common. Dunford Bridge; Wharncliffe 
Woods ; Grassington ; Bolton Woods. 
Teniopteryx mnebulosa. Taken by Mr. G. C. Dennis at 
Pickering on February 1st, 1895. An early species, but this is 
probably its earliest recorded date. 
Tzniopteryx risi. This species, only recently added to the 
British list, was taken by Mr. Robert McLachlan and myself 
at Dunford Bridge, on June 18th, 1895. 
Leuctra geniculata. Scalby Beck, Scarborough; Pickering. 
Leuctra fusciventris. No doubt abundant everywhere. Hud- 
dersfield; Dunford Bridge; Horton-in-Ribblesdale; Malham ; 
Castle Howard ; Hayburn Wyke; Pickering ; Saltburn. 
Nemoura variegata. Another very plentiful species. Hudders-. 
field; Wharncliffe Woods; Bolton Woods; Askham Bog, York; 
Bishop’s Wood, Selby ; Castle Howard. 
Nemoura cambrica. Huddersfield; Grassington (W. Mans- 
bridge). 
Nemoura meyeri. Very common. Huddersfield; Wharncliffe ; 
Malham; Horton-in-Ribblesdale. 
Nemoura marginata. Dunford Bridge; near Huddersfield ; 
Wharncliffe Woods: Horton-in-Ribblesdale. 
Nemoura cinerea. Plentiful. Huddersfield; Askham Bog, York; 
Grassington. 
NEUROPTERA-PLANIPENNIA. ‘ 
SIALID#. 
Sialis lutaria, Abundant everywhere. Huddersfield ; Wakefield ; 
Doncaster ; Castle Howard. 
Sialis fuliginosa. Not uncommon, and appears rather later than 
‘S. lutaria. Huddersfield ; Skelmanthorpe; Dunford Bridge 
Castle Howard, common. 
RAPHIDIHD. 
Raphidia notata. Not uncommon at Bishop’s Wood, near Selby; 
Haw Park, Wakefield ; York (R. McLachlan). 
- Raphidia xanthostigma. Wharncliffe Woods, fairly common ; 
Green Farm Wood, Doncaster, not uncommon ; Castle Howard. 
