The Moths of South Africa. 349 



(16) Plusia fracta, Wlk. xil 920 (1856). 



Hab. West Africa, Congo; Abyssinia; Natal, Durban (Barker) ; 

 India ; Ceylon. Ex2J. 38-42 mill. 



(17) Plusia ablusa, Feld. Eeis. Nov. pi. 110, f. 34 (1874). 



Hab. Natal, Estcourt (Hutchinson) ; Cape Colony, Dordrecht, 

 Knysna (Trimen). Exp. 36 mill. 



AUCTOEUM. 



Plusia melanocephala, Moschl. Verb. z. b. 

 Ges. Wien. xxxiii. p. 297, pi. xvi. f. 11 

 (1884) Cape Colony. 



Sub-family NOCTUINiE. 



A. Forewing with vein 9 from 10 anastomosing with 8 to form the areole. 



a. Abdomen with dorsal crests. 



a'. Frons with upright saw-like corneous process .. .. Prionofrontia. 

 h^. Frons without corneous process. 



a-. Thorax with paired dorsal ridge-like crests . . . . Antiophlehia . 

 h-. Pro- and meta-thorax with spreading crests. 

 a3. Palpi with the third joint long and naked. 



a*. Hindwing with the costa lobed at base . . (Edebasis. 

 &'». Hindwing with the costa not lobed at base . . Labanda. 



b^. Palpi with the third joint short Risoba. 



C-. Thorax without crests. 



a3. Abdomen dorsahy clothed with rough hair. 



a*. Palpi with the second joint fringed with hair in front. 

 a^. Wings with the cilia crenulate. 



a*. Wings with the termen angled at 



middle Lacera. 



¥. Wings with the termen not angled at middle. 

 a7. Palpi with the second joint 



reaching above vertex of head . . Tavia. 

 V. Palpi with the second joint not 



reaching vertex of head . . . . Serrodes. 

 b^. Wings with the cilia non-crenulate . . Facidia. 

 &■•. Palpi with the second joint smoothly scaled in front. 

 aS. Palpi with the third joint long and 



dilated at extremity Sphingomorpha. 



b^. Palpi with the third joint moderate, 



not dilated at extremity CatepJiia. 



b^. Abdomen smoothly scaled except the dorsal 



crests Polydesma. 



b. Abdomen without dorsal crests. 



a'. Frons with truncate conical prominence with raised 



rim at extremity interrupted below Proruaca. 



b^. Frons with pointed conical promiirence. 



