58 



SIR GEORGE HAMPSON ON THE 



b :i . Hind wing with vein 2 from well before angle of cell. 



a 4 . From with rounded prominence Siboga, p. 112. 



b 4 . Frons without prominence. 

 a 5 . Fore wing with veins 4, 5, hind wing with veins 



3 and 5 stalked ~Ematliend.es, 



b h . Fore wing with veins 4, 5, hind wing with veins [p. 114. 



3 and 5 from angle of cell Baptotropa^ 



b 2 . Fore wing with veins 4, 5 separate. [p. 116. 



a 3 . Hind wing with vein 2 from near angle of cell Biafra, p. 115. 



b'-K Hind wing with vein 2 from well before angle of cell. [p. 116. 



a 4 . Hind wing with vein 8 anastomosing with 7 TZthiotropa, 



b 4 . Hind wing with vein 8 not anastomosing with 7 ... Patna, p. 117. 

 b l . Fore wing with vein 10 from the cell. 

 a". Fore wing with veins 4, 5 stalked. 



a' A . Hind wing with veins 3 and 5 stalked Saluria, p. 93. 



ft 3 . Hind wing with veins 3 and 5 from the cell Prophtasia, 



b~. Fore wing with veins 4, 5 from the cell. [p. 104. 



a' 6 . Hind wing with veins 3 and 5 stalked ; frons with 



truncate conical prominence Megalophota, 



6 3 . Hind wing with veins 3 and 5 from the cell. [p. 117. 



a 4 . Frons with prominence hollowed out in front Martia, p. 118. 



b 4 . Frons with disk of scales Discofrontia, 



[p. 118. 



c 4 . Frons without disk ot scales or prominence Critonia, p. 119. 



C. Hind wing with vein 4 present. 



a. Fore wing with vein 10 stalked with 8. [p. 121. 



a 1 . Hind wing with vein 8 anastomosing with ^ Monoctenocera, 



6 1 . Hind wing with vein 8 not anastomosing with 7 Saborma, p. 122-. 



b. Fore wing with vein 10 from the cell. 



a 1 . Fore wing with veins 2, 3 stalked Osacia, p. 123. 



b l . Fore wing with veins 2, 3 from the cell. 



a 2 . Frons with small rounded prominence with a corneous 



plate below it Bagonotia, 



b'\ Frons w ithout prominence. [p. 123. 



a 4 . Fore wing with veins 4, 5 stalked Polyocha, p. 124. 



b 4 . Fore wing with veins 4, 5 from the cell Bmmalocera, 



[p. 126. 



Genus Coenochroa. 



Type. 



Coenochroa Rag. N. Am. Phye. p. 20 (1887) califomiella. 



Petalvma Hulst. Trans. Am. Ent. Soc. xvii. 



p. 215 (1890)..' illibella. 



Proboscis absent ; palpi downcurved, about three times length 

 of head and thickly scaled ; maxillary palpi minute and filiform ; 

 frons with conical prominence, thickly scaled above ; antennas 

 of male laminate and almost simple. Fore wing narrow and 

 elongate, the apex rounded ; vein 2 from close to angle of cell ; 

 3 and 5 strongly stalked, 4 absent ; 6 from well below upper 

 angle; 8, 9, 10 stalked, 8 from before 10; 11 from cell. Hind 

 wing with vein 2 from close to angle of cell ; 3 and 4 absent, 

 5 sometimes not reaching the termen ; 6, 7 from upper angle ; 

 8 strongly anastomosing with 7. 



(1) *Cgenochroa illibella. 



Anerastia illibella Hulst, Ent. Am. iii. p. 138 (Oct. 1887); 

 Hag. Rom. Mem. viii. p. 419, pi. 45. f. 9 ; Dyar, Cat. Lep. N.. 

 Am. p. 440. 



Coenochroa pur icostella Rag. N. Am. Phyc. p. 20 (Dec. 1887). 

 U.S.A., Texas, Arizona. 



