ACR0NTC1TX.E. » 



i\ Metathoras without crest. 

 a^. Tliorax clothed ahuost entirely with 

 scales. 



«'. Proboscis aborted Meuoi.elta, p. GST. 



f)'. Proboscis fully developed. 

 «s. Frons with corneous ridge above ... Xeu.mcege.nia, (3) p. 224. 

 //. Frons without corneous ridge above, 

 fl^. Fore wing with the apex ratlier 



produced and acute Xylostola, (2)p. 33.5. 



ffi. Fore wmg with tlie apex rounded . A(0.smetia, (2) p. 412. 

 /•''. Thorax clothed with hair and hair- 

 like scales Ai!Cir,AsiSA, (3)p. 338. 



c"!. Thorax clothed with hair only Oxvtuue.s, (3)p. 3()7. 



/■-. Frons with vertical flattened process with ~ 



rounded edge. 



(r\ Abd(jnaen with dorsal series of crests EMnoi,a:ciA, (3) p. of*. 



//■■'. Abdomen with dorsal cre.^t at base only... Coi'ifrontia, (3) p. oS. 

 /-. Frons with ti-ansverse ridge. 



c'-K .Abdomen with dorsal series of crests An'tiia, (2) p. 274. 



/(•'. Abdomen with dorsal crest at base only. 

 «■*. Pro- and metathorax with spreading 



crests LEuroNYCTA, (2)p. 3.'). 



//-•. Pro- and metathorax without cre.sts PoLYciRAJi.HATA, p. 689. 



7II-. Frons smooth and vvitliout prominence, 

 fti*. Proboscis aborted or absent. 

 If*. Abdomen witli dorsal series of crests. 

 rt5. I^rothorax witiiout crest, metathorax 



with spreading crest Bryo-MQIA, p. ()]."). 



h^. Thorax without crests. 



«". Palpi upturned, thickly scaled AcnEisnoA, p. .I'-M. 



h'K Palpi porreet, slander Poliohkya, p. (U7. 



/;■*. Abdomen with dorsal crest at base only. 

 b'^. Thora.x clotiied ahnost entirely with 

 scales. 



a^. Prothorax with divided crest Piialerodes, (3) p. 2(33. 



/;•>. Prothcrax without crest. 

 (1^. Palpi with the 2nd joint i-eaching 



vertex of head PLisii.r.A. ]i. .MK). 



h^. Palpi with the 2iid joint reaching 



about middle ol' frons Brvoleuca, p. HS(3. 



/;j. Thorax clothed with hair and hair-like 

 scales, 

 rt''. Pro- and metathorax with .spreading 



crests Calamistis, (3jp. 273. 



6". Pro- and metathorax witiiout crests. 

 a'. Fore wing very narrow and produced 



at apex Eklonche, (2)p. 162.^^ 



h7. Fore wing triangular MEitoi.o.NCUE, (2)p. 105. 



c*. Abdomen witiiout crests. 

 «-5. Tliorax clothed chiefly with scales, 

 f/fi. Hind wing with vein 8 anastomosing 



with the cell to near extremiy Acylita, (3) p. 304. 



Ifi. Hind wing with vein 8 anastomo.sing 



with the cell to middle Doeruiesa, (3) p. 323. 



f". Hind wing" witli vein 8 anastomosing 

 with the cell near base only. 

 a'. Pro- and metathorax with spreading 



crests EraioruA, (2) p. 418. 



h'. Pro- and metathorax without crests. 

 a^. Palpi with the liair at extremity of 

 2n(l joint produced to a point, the 



3rd porrect Da.nton A, (3 ' p. 3 1 2. 



A*. Palpi with the 2nd joint slightly 

 Friinipd with liair in front. 

 «■'. Palpi with tiie .'inl joint porrcot... L'li.i.A, (3) p. 312. 

 'A Palpi with the 3rd joint upturned. A-Molita, (3; p. 308. 



