Genera and Species o/NoctuiJaj. 417 



7G1 a. Ayrotis bisignata, sp. n. 



? . Head and tliorax rufous ; palpi except at tips and 

 sides of frous blackish ; tcguUc black at base; mid and hind 

 legs banded with black, the fore tarsi black at ti|)s ; abdo- 

 men j;rcy dorsally tingi-d with fuscous and with lateral and 

 subvcntral scries of black spots. Fore wing rufous slightly 

 irrorated with brown, the costal area whitish to beyond, 

 middle; an irregular black streak below base of cell ; sub- 

 basal black points on costa and in cell ; antemcdial line 

 double, with black points on costa and defined by black on 

 inner side from subcostal nervure to submediau fold, waved, 

 excurved above inner margin ; claviform re])r(!sentcd by a 

 black point at its extremity; orbicular with whitish annulus 

 defined at sides by black, round, the reniform with whitish 

 annulus and black point on its outer edge, a quadrate black 

 patch between them with blackish mark above it on costa ; 

 postmedial line double, dark with small black spots at costa, 

 bent outwards bclow^ costa, then dentate, excurverl to vein %, 

 then incurved; a black patch on costa before the very in- 

 distinct pale somewhat dentate subterminal line, excurved 

 below vein 7 and at middle; a fine pale terminal line with 

 series of slight black points on it. Hind wing pale brown, 

 the cilia whitish tinged with rufous ; the underside with the 

 costal area tinged with rufous and striated with fuscous, a 

 small blackisn discoidal spot, postmedial line oblique and 

 black towards costa, then faint and excurved at middle, and 

 terminal series of black points from apex to vein 2. 



Hab. S. Nigeria, Hesha {Humjjhrcy) , 1 $ type. Exp. 

 40 mm. 



77Q a. Agrotis mesosema, sp. n. 



? . Head and thorax red-brown mixed with fuscous and 

 whitish ; palpi except at tips and sides of frons blackish ; 

 tegulie mostly black with curved rufous medial marks ; 

 metathorax with white patch ; pectus whitish ; tibiae and 

 tarsi blackish ringed with white; abdomen pale brown, the 

 base whitish, the ventral surface whitish irrorated with 

 brown. Fore wing grey-brown with darker irroration, the 

 basal half of costal area and antemcdial area with rufous 

 marks ; a waved black subbasalline from costa to submediau 

 fold defined on outer side by rufous ; a diffused blackish 

 streak below base of cell ; antemcdial line indistinct, oblique, 

 Avaved, defined on inner side by rufous; claviform repre- 

 sented by a short black streak ; orbicular and reniform with 

 some rufous suffusion in centres, the former defined by 



