180 The Scottish Naturalist. 



T-ENIOCAMPA Gn. 



POPULETI Tr. Rare. Nemoral. 



Distribution — East. o o Tay o o o o o 



West, o o o o o 



Lat. 56°2o // 56°3o". Range in Europe. Central. Type. 

 Central. Type in Britain. English. 



Time of Appearance — Imago. March, April. Larva. May-July. 

 Food-plant. Poplar and aspen. 



This species might easily be past over as a variety of incerta. Among other 

 points of difference the structure of the antennas of the male affords a good 

 character — in populeti the pectinations are linear, in incerta they are pyramidal. 



GOTHICA L. Common. Nemoral. Ascends to 1200 feet. 



Distribution — East. Tweed Forth Tay Dee Moray g 



Orkney o 

 West. Solway Clyde 8 8 8 

 Lat. 54°4o' / -59°io". Range in Europe. Central and north- 

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

 British. 



Time of Appearance — Imago. March, April. Larva. May-July. 

 Food-plant. Sallow, oak, &c. 



Gothichia H. S. (a smaller paler aberration with the dark markings much less 

 distinct) has occurred in Moray and elsewhere. 



incerta Hum. (1767); instabilis Esp. (1790). Common. 



Nemoral. 

 Distribution — East. Tweed Forth Tay Dee Moray 8 8° 



West. Solway Clyde 8 West Ross 8 

 Lat. 54°4o"-57°5o". Range in Europe. Central and northern. 



Type, Centro-septentrional. Type in Britain. British. 



Time of Appearance— Imago. March, April. Larva. May-July. 

 Food-plant. Various trees and low plants. 



stabilis View. Abundant. Nemoral. 

 Distribution — East. Tweed Forth Tay Dee Moray J o o 

 West. Solway Clyde 8 West- Ross o 



Lat. 54°4o // -57°5o". Range in Europe. Central and 

 southern. Type. Centro-meridional. Type in Britain. 

 British. 



