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ECONOMIC ENTOMOLOGY 



DD. Subcosta and radius of hind wings not connected by a cross 

 vein. 

 E. Cubitus of fore wings apparently 3-branched. 



F. Basal part of subcosta of hind wings joined to 



radius for a distance then bending sharply toward 



costal margin. — Geometrina (Geometrids), p. 204. 



FF. Basal part of subcosta of hind wings not as in F. — 



Notodontidce (Prominents), p. 198. 



Fig. 109. — Venation of a papilionid 

 {Papilio) . {After Comslock.) 



Fig. no. — Venation of a pierid 

 (Pieris). (After Comstock.) 



EE. Cubitus of fore wings apparently 4-branched. 



F. Subcosta of hind wings either separate from 



or joined for a short distance to radius. 



G. Ocelli absent; antennae pectinate; cubitus 



of hind wings apparently 4-branched. — 



Liparidce = Lymantriida (Tussock 



Moths), p. 200. 



GG. Ocelli present; antennae mostly simple; 



