PTER0PH0R1D«. 67 



the head is whitish greeu, with light brown mandibles 

 and a black spot on each cheek ; tubercles crowned 

 with pale hairs. Ent. xv. 147. 



Aciptilia spilodactyla, Curt. 



obsohtitH, Zell. 



(Plate 18. fig. 4.) 



Loc. Lundy Island, Freshwater, Ventnoi', Brandon. 



Occurs amongst its food-plant in July and August. 



The larva feeds on the leaves of the white horehound 



{Marrubium vulgare) in June and July, it also eats the 



garden variety ; pupates attached by the tail to the 



upper surface of a leaf of its food-plant. 



The ground-colour of the larva is green, sprinkled with 

 minute black dots ; tubercles whitish, with star-like 

 tufts of white hairs ; legs semitransparent green, tipped 

 with brown. Ent. xvi. 28. 



Aciptilia baliodactyla, Zell. 

 t.ridactylus, St. 



(Plate 18. fig. 5.) 



Loc. Folkestone, Dover, Bristol, Ventnor, Box Hill, 

 Caxton. 



This species occurs in July and August. 



The larva feeds in June on Origanum vulgare (mar- 

 joram), eating the terminal leaves ; it pupates attached 

 by the tail to its food-plant. 



The ground-colour of the larva is dingy green ; seg- 

 mental divisions and dorsal line yellowish green ; head 

 yellowish green, with brown mandibles and black 

 cheek-spots ; tubercles whitish, with tufts of white 

 hairs ; legs transparent yellowish green. Ent. xvi. 26. 



f2 



