51. 



Abdominal tufts small, scaly; primaries narrow, apex rectangular to 

 middle of outer margin, which is there produced, then:.' excavated 

 to hind angle: fringes dentate. HypSOropta. 



§§ Thorax and abdomen untufted. 

 Legs long, slender and closely staled: thorax convex; abdomen 

 slender; primaries broad, apex acute. PhuryS." 



d. Palpi oblique or horizontal, exceeding the head by its ozvn I ngth. 



I. VESTITURE HAIRY. 



Thorax smoothly convex: wings ample, apex of primaries rectangu- 

 lar: outer margin rounded entire; abdomen untufted. Harveya. 



with a median crest; hair flattened, somewhat scale like; ab- 

 domen with loose tufts on basal segments: primaries with outer mar- 

 gin wavy, excavated beneath apex, broadly rounded at middle. Celiptera, 



2. VESTITURE HAIRY, OVERLAID BY FLATTENED SCALES. 



Thorax depressed, quadrate: abdomen untufted; wings large. 



Spiloloma. 



r. Palpi stout usuillv reaching /<> or exceeding middle of front. 



I. VESTITURE HAIRY. 



Thorax usually convex, sometimes with a slight divided tuft; abdo- 

 men untufted; wings elongate with obtuse or rounded apex. Agrotis. 

 — — with divided anterior and posterior tufts: abdomen tufted: 

 wings comparatively broader than in Agrotis. Cloantha, 5 

 Head retracted: thorax sometimes^with a saddle shaped posterior tuft: 

 abdomen very stout, exceeding secondaries by Yz its length, with 

 loose tufts on dorsum: wings small, primaries sub-lanceolate. Arzama. 



2. VESTITURE OVERLAID BY FLATTENED SCALES. 



Abdomen with dorsal tufts: primaries elongate, narrow, sub-equal, 

 apex and outer margin rounded. Laphygma. 



Abdomen untufted: primaries broad triangular. Eticlidia. 7 



ii. tibit; not spinulated. 



I. ANTERIOR WITH A CLAW AT 111'. 

 § VESTITURE SCALY. 



Clypeus with a narrow rim in front, from which rises a naked irregu- 

 lar roughened protuberance. *Alltoplaga. 



