58 SIR OEORGK IIAMPSOX ON THE 



b'K Hind wing: with vein 2 from well l)efore angle of cell. 



tc*. Froiis with rounded prominence Siboffa, p. 112. 



b*. Frous without prominence, 

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



3 and 5 stalked Emaflieudes, 



h^. Fore winn- with veins 4, 5, hind wing: with veins [p. 114. 



3 and 5 from angle of cell Baptotropa, 



b-. Fore wing with veins 4, o separate. [p. 116. 



«•*. Hind wing with vein 2 from near angle of cell Biafra, p. 115. 



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



a^. Hind wing with vein 8 anastomosing with 7 TSthiotropa, 



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

 S'. Fore wing with vein 10 from the cell. 

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



a^. Hind wing with veins 3 and 5 stalked Saluria, -p.d'S. 



h^. Hind wing with veins 3 and 5 from the cell ProjjJitasia, 



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



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



truncate conical prominence lleffalopJiofa, 



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



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



ft-*. Frons with disk of scales Discofrontia, 



[p. 118. 



c^. Frons without disk of scales or prominence Critonia,'p. 119. 



C. Hind wing with vein 4 present. 



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



fli. Hind wing with vein 8 anastomosing witli 7 Monoctenocera, 



J'. Hind wing with vein 8 not anastomosing with 7 Saborma, p. 122. 



b. Fore wing w-ith vein 10 from the cell. 



a'. Fore wing with veins 2, 3 stalked OsrtCi«, p. 123. 



S'. Fore wing with veins 2, 3 from the cell. 



a-. Frons with small rounded prominence with a corneous 



plate below it Ragonotia, 



b^. Frons without prominence. [p. 123. 



«(■*. Fore wing with vein.'* 4, 5 stalked Po7i/oc7ia, p. 124. 



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



[p. 126. 



Genus CCEN'OCHROA. 



Type. 



Coenochroa Rag. N. Am. Phyc. p. 20 (1887) ccdiforniella^ 



Petalv.ma Hulst, Trans. Am. Ent. Soc. xvii. 



p. 215 (1890) illihella. 



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 ; antennaj 

 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 stronglj' anastomosing with 7. 



(1) *CCENOCHROA ILLIBELLA. 



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

 B,ag. Rom. Mem. viii. p. 419, pi. 45. f. 9; Dyar, Cat. Lep. IST. 

 Am. p. 440. 



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



U.S.A., Texas, Arizona. 



