NOTODONTA DROMEDAKIUS. 



IRON PROMINENT. 

 Plate XXXIX. Figure 3. 



Localities for this species are York, Lang with, Askham 

 Bog, Shooter's Hill in. Kent, Norwood in Surrey, Birken- 

 head, Bristol, Edinburgh, Scarborough, Carlisle, Black 

 Park, Brighton, Lower Guiting, Lyndhurst, Horndean, 

 Epping, Glasgow, Manchester, Stowmarket, Halton, 

 Plymouth, Wavendon, Derby. Sheffield, Worcester, 

 Preston, and near London. 



The situations where it is found are woods. 



The perfect insect appears in June. 



The caterpillar is yellowish green, with a purple brown 

 stripe along the back, on the second, third, and fourth seg- 

 ments, the fifth, sixth, seventh, eighth, and twelfth with 

 small prominences. 



The date of the appearance of the caterpillar is in August. 



It feeds on the birch. 



NOTODONTA TRITOPHUS. 



DARK PROMINENT. 

 Plate XXXIX. Figure 4. 



Localities for this species are near Dublin. 



The perfect insect appears in May, August. August 10. 



The caterpillar is dark green, with prominences on the 

 fifth, sixth, seventh, and twelfth segments, a reddish streak 

 along the back, as far as the fifth segment, and an inter- 

 rupted reddish streak on the sides. 



