1891.] MICRO-LEPIDOPTERA OF THE WEST INDIES. 497 



Cac(ecia, Hb. 

 Cac(ecia jamaicana, Wkr. 



Terasjamaicana, Wkr. Cat. Lp. Ins. B, M. xxviii. p. 291 (1863). 

 West Indies — Jamaica {Wkr.). 



This species was wrongly included in Teras by Walker ; it should 

 be transferred to Cacoecia, with which it agrees in structure. 



TORTRIX, L. 



ToRTRix ? effoetana, Mschl. 



Tortrix effoetana, Mschl. Ah. Senck. Nat. Ges. xv. pp. 330, 354 

 (1890). 



West Indies — Portorico {Mschl.). 



Tortrix? insignitana, Mschl. 



Tortrix insignitana, Mschl. Ab. Senck. Nat. Ges. xv. pp. 330-31, 

 354 (1890). 



West Indies — Portorico {Mschl.). 



These two species being described from females, it is impossible 

 to say whether they are rightly referred to the genus Tortrix. 



Ptychamorbia, gen. n. 



{Trrv^ = SL fold ; Amorbia, nom. gen.) 



Type, cJ $ Tortrix exustana, Z. (Colombia). (Plate XLI. 

 fig. 1, a-f.) 



(exustana, Z., $ =colMbrana, Z., S .) 



Antennce biciliate in the S , each ciliation formed of a group of 

 several hairs, and with the first 14 and the basal joint thickened 

 with a mat of scales above, somewhat lengthened at its abrupt ter- 

 mination ; $ simple. 



Palpi conical, densely clothed, apical joint moderate ; projecting 

 more than the length of the head beyond it in the c? , twice the 

 length of the head in the $ . 



Head moderately smooth ; frontal scales projecting over the base 

 of the palpi. 



Thorax smooth. 



Fore wings elongate, quadrate; costal margin arched before the 

 middle, S with a strong costal fold at the base ; apex rectangular, 

 apical margin slightly indented below the apex ; dorsal margin 

 slightly convex. Newation : $ 1 2 veins ; 7 and 8 with a long 

 common stem, enclosing the apex : (? 1 1 veins (7 and 8 coincident). 



Hind wings with the costal margin excavate before the apex in 

 both sexes ; apex rounded ; apical and dorsal margins almost con- 

 tinuous, abdominal angle slightly dilated ; 5 with long hairs above 

 at the base. Neuration : 8 veins ; 3 and 4 from a point, 5 bent over 

 to near base of 4, 



Legs moderately clothed. 



34* 



