PHILOPOTAMUS MONTANUS 65 



Family . . PHILOPOTAMID.B 

 Genus . . Philopotamus 

 Species . . montanus 

 Spurs, 2.4.4. 



PLATE XIII 



I have placed a figure of Philopotamus mon- 

 tanus on Plate XIII, chiefly to show that the 

 TRICHOPTERA are not all studies in sober browns 



FiG. 36. Genitalia of Polyctntropus flavomaculatus, <J, 

 from the side. 



and greys. Some exotic species are beautifully 

 marked, their colouring even embracing crimson. 

 Philopotamus montanus will no doubt remain 

 unknown to the chalk-stream fisher, but it is 

 to be found by the Dove in Derbyshire, in 

 Devonshire, on many of the Welsh rivers and 

 streams, and I have taken it on the Highland 

 river, the Tummel . 







