206 



PAPERS BY DR. B. CLEMENS. 



^Tineidae, 



Subcostal without 2ndy cell. In both wings, three subcosto- 

 marginal nervules, the apical bifid; medio-posterior from 

 near the base, connected with the median or a branch of it 

 by a transverse branch. Micropterig'ldae, 



NEURATION DISSIMILAR IN FORE AND HIND-WINGS. 

 Hind-wings rather broad; very often ovate-lanceolate, never 



linear -Ian ceo late. 

 Median 2-branched; discal nervules2 or 3. Sub-' 



costal bifid or simple. Group Tineides. 

 Median 3-branched; discal nervules 2, 1, or none. 



Subcostal bifid or simple. 



Costa often excised; very often the upper median 

 nervules pedicellate. Group Gelechides. 



Hind-wings extremely narrow, linear-lanceolate or almost 



setiform. 

 Median vein 2 or 3-branched. Subcostal simple or 



bifid. 



Disk most often unclosed; with a simple or 

 furcate nervule, free, or arising from the sub- 

 costal. Group Gracilarides. 



Median vein simple. Subcostal central, 



2, 3 or 4-branched. 



Disk always unclosed. Costal vein obsolete. 

 Group Lithocolletides. 



Gracilaridae, 



WINGS PENNIFORM OR FISSURED. 



Fore-wings fissured, hind-wings entire. 

 Sometimes amongst the Deltoididce. 



Both wings fissured. 



Fore-wings bifid, hind-wings trifid. PterophoHdae, 



Fore and hind-wings divided into six. A I licit id 86, 



