X 



LIST OF PLATES 



XX. Pale Watery Dun Female 

 XXI. „ „ Spinner Male 



XXII. Iron Blue Dun Female 



XXIII. „ „ Spinner Male 



XXIV. Blue Winged-Olive, Male . 

 XXV. Sherry Spinner Female 



XXVI. Rhyacophila dorsalis. Larva, 



Pupa . 



XXVII. Large Red Sedge Male 



XXVIII. Welshman's Button Male 

 XXIX. „ „ Female 



XXX. Rhyacophila dorsalis Male 



XXXI. Stonefly Larva 

 XXXII. „ Imago Female 



XXXIII. Yellow Sally, Imago Female 



XXXIV. Alder Larva and Pupa 

 XXXV. Reed Smut Larva and Pupa 



XXXVI. Black Gnat, Male . 



XXXVII. Chironomus tentans, Male and Female 



PART III 



XXXVIII. Trammel Net . ... 



XXXIX. Plan of a Stew showing screen, piers, etc 



XL. Typical Trout, Male 

 XLI. „ „ Female 



XLII. Degenerate Trout, Male 

 XLIIL „ „ Female . 



36c 

 38c 

 39; 

 39* 

 40c 

 40: 



