. 



BY E. MEYRICK, B.A. 137 



organised species or genus of a group is the nearest to the 

 immediate ancestor of the whole group. 



Subjoined is an analytical table of the genera hereafter referred 

 to, which may be an assistance to their ready identification. 



A. basal joint of antennae not forming an eyecap. 



a. head with appressed scales. 



1. second joint of palpi smooth or rarely 



loosely scaled beneath . . . .Gracilaria 



2. second joint of palpi with a projecting 



tuft . . . . ...... Coriscium 



b. head shortly rough-haired ; antennae longer 



than fore wings ........ Epicephala 



c. head roughly tufted above. 



1 . antennae as long as fore-wings ; hind- 



wings linear ........ Bedellia 



2. antennae shorter than fore-wings ; hind- 



wings lanceolate . . . . . .Arctocoma 



B. basal joint of antennae dilated into an eyecap. 



a. head roughly tufted above. 



1 . antennae longer than fore-wings . . Stegommata 

 2. antennae shorter than fore-wings. 



* labial palpi developed . . . . Crobylophora 

 ** no labial palpi .. .. . .Bucculatrix 



b. head roughly short-haired in front, smooth 



behind .......... Opostega 



c. head with appressed scales; hind- wings 



lanceolate .......... Atalopsycha 



d. head smooth, glossy; hind- wings nearly 



setiform .......... Phyllocnistis 



GRACILARIA, Z. 



Head smooth ; no ocelli ; tongue long. Antennae as long or 

 longer than fore-wings, slender, filiform. Maxillary palpi rather 



