LEPIDOPTERA HETEROCERA. 1399 



Fern, Brown. Fore wings with a broad dark brown basal 

 band, which is bordered with black ; a dark brown discal spot, and 

 beyond the latter two undulating oblique brown bands, the outer 

 one imperfect. Hind wings reddish, brown towards the base, with 

 two undulating entire grayish bands, which correspond to the bands 

 of the fore wings. 



Brazil. 



3. Hydrias Ogenes. 



Mas et fcem. Cinerea aut albida; antenna fulvce ; alee anticcc 

 nigro-fuscce testaceo aut albido varice, yutta discali nigra ma- 

 culisque exterioribus fuscis ; postica? fuscce^ fasciis duabus 

 undulosis cinereis, 



Hydrias Ogenes, Boisd. Herr.-Schceff. Lep. Exot % Sp. Ser. 1, pi. 19, 

 f. 88, 89 (1854). 



Male and female. Cinereous. Antennae tawny. Fore wings 

 towards the base blackish brown, varied with testaceous ; this colour 

 is bounded by a black slender undulating band, near which there is 

 l a blackish discal dot ; the exterior part is occupied by some brown 

 spots, of various size and form. Hind wings brown, with two un- 

 dulating gray bands, adjoining which the brown has a darker hue 

 than that elsewhere. Length of the body 7—9 lines ; of the wings 

 15—20 lines. 



Var. /3. Female. Wings whitish instead of cinereous ; bands 

 very indistinct ; blackish brown part varied with whitish instead of 

 testaceous. 



a, b. Brazil. From M. Beckers collection. 

 c— e. Brazil. Presented by E. Doubleday, Esq. 

 /—A. ilio Janeiro. From Mr. Stevens' collection. 



Group 2. 



Mas et fcem. Corpus crassum. Palpi porrecti, pilosi, caput 

 sat superantes. Antennae thoracis longitudine. Abdomen alas pos- 

 ticas paullo superans. Pedes validi, pilosissimi. Alae latae, brevius- 

 culae ; anticae apud costam rectae, apice rotundatae, margine exteriore 

 subrecto vix convexo. Mas.— Antennae late pectinatae. Abdomen 

 apice fasciculatum. Fcem.— Antennae mediocriter pectinatae. 



Male and female. Body thick. Palpi porrect, pilose, extending 

 rather beyond the head. Antennae as long as the thorax. Abdo- 

 men extending a little beyond the hind wings. Legs stout, very 

 pilose. Wings broad, rather short. Fore wings straight in front, 

 rounded at the tips, hardly convex and slightly oblique along the 



