180 [March 



I Subcostal divides exterior to the discal vein. 

 Costal arched at base, touching subcostal slightly. 

 Disco-central wanting. Antennae generally pectinate. Abdomen tufted at end. 



Liparidae. 

 Costal parallel to or in contact with subcostal toward the base. 

 With disco-central. Antennse shortly pectinate or ciliate. Body thick. Legs 

 hairy. Notodontidae. 



Costal and subcostal with a common stalk. 

 Median 3-branched. Discal simple or with medio-discal. F. w. subcostal remote. 



Lithosidae. 

 Median 3-branched. Disco-central feeble, lost in the fold. Head small, sunken. 



(Glottulides) Noctuidae. 

 IJ Subcostal divides interior to the discal vein. 

 Costal and subcostal vein parallel. 

 With medio-discal. Antennse simple, pubescent. Body rather thick. Legs hairy. 



Noctuidae pars. (Noctuo-Bombycides.) 



Head icith ocelli. Tomjue short or almost obsolete. 

 X Subcostal divides exterior to the disk. 

 Costal and subcostal parallel or touching at the base. 

 With disco-central. Antennse simple or ciliated. Legs and abdomen with tufts. 



Notodontidae pars. 

 Costal and subcostal veins with a common stalk. 



Antennae bipectinate, ciliate, seiTate or simple. 

 Labial palpi small, pilose, scarcely exceeding the clypeus. 

 Medio posterior nervule remote from medio-inferior. 

 Median 4-branched. Discal vein angulated, simple. Abdomen, most often, spotted. 



Arctiidae. 

 Median 3 branched: discal angulated simple. F. w. apical vein trifid at tip. 



Gen. Crocota. 



Head with ocelli. Tongue moderately lung. 

 X Subcostal divides exterior to the disk. 

 Costal and subcostal pedicellate or decussating at base. 

 Labial palpi ascending, stout; last joint closely scaled, .slenderer 

 than the middle. 

 Median 3-branched, with medio-discal or disco-central. 

 F. w. always with an areole, sometimes two. Wings deflexed. Noctuidae. 



«-- MEDIAN 4-BRANCHED. COSTAL VEIN BIFID. 

 Subcostal simple, attenuated or obsolete, from a minute intercostal. 

 Discal, with a long curve. Head with maxillary palpi. Pyralidae. 



^1[1f Hind wings iv^itli an internal vein, very sl»ort, or almost obsolete. 



Internal vein nearly coincident with the inner margin, 

 (jostal and subcostal pedicellate, parallel, or in contact towards 

 the base. 



