326 The Scottish Naturalist. 



HYDR^CIA Gn. 



nictitans Bkh. Common. Pascual, nemoral. Ascends to 

 1200 feet. 



Distribution — East. Tweed Forth Tay Dee Moray- 

 Sutherland § o 

 West. Solway Clyde § West-Ross o 



Lat. 54°4o"-58°3o". Range in Europe. Central and North- 

 ern. Type. Centro-septentrional. Type in Britain. 

 British. 



Time of Appearance — Imago. August, September. Larva, 

 July, August. Food-plant. Roots of grasses. 



The ab. erythrostigma Hw. with the reniform stigma orange-red, and the 

 var. lucens Frr. larger and (?) more variegated, are mentioned by Staud- 

 inger. Both, I think, occur in Scotland, but scarcely deserve distinct 

 names. 



petasitis Dbld. Not common. Amongst butter-bur. 



Distribution — East. § Forth Tay 00000 



West. [Solway] Clyde 000 



Lat. 55°4o"-56°3o". Range in Europe. Britain, South-east 

 Germany, Altai. Type. Occidento-central. Type in 

 Britain. Scottish. 



Time of Appearance — Imago. August-October. Larva. June, 

 July. Food-plant. Roots and stems of butter-bur. 



MICACEA Esp. Common. Agrestal, pascual. Ascends to 

 T200 feet. 



Distribution — East. Tweed Forth Tay Dee Moray § 



Orkney o 

 West. Solway Clyde go 



Lat. 54 4o^59°io". Range in Europe. Central and 

 northern. Type. Centro-septentrional. Type in Briraix. 

 British. 



Time of Appearance — Imago. August, September. Larva. May- 

 July. Food-plant. Roots of low plants. 



HELOTROPHA Ledr. 

 leucostigma Hb. ; fibrosa Hb. Not common. Riparial 

 or palustral. 



