1400 CATALOGUE OF 



exterior border ; first and second inferior veins nearly contiguous at 

 the base ; third remote from the second, and more remote from the 

 fourth. Male. — Antennae deeply pectinated. Abdomen tufted at 

 the tip. Female.— Antennae deeply or moderately pectinated. 



4. Hydrias lignosa. 



Mas et fcem. Cinerea; antenna et abdomen cervina; aim subtus 

 cervince ; anticce cervina, antice cinerea?, fascia marginali fus- 

 cescente fasciisque duabus incompletis angulosis obliquis fuscis. 



Male and female. Cinereous. Antennae and abdomen fawn- 

 colour. Wing;s fawn-colour beneath. Hind wings fawn-colour, 

 cinereous in front, and with a brownish band along the exterior 

 border. Male. — Fore wings with slender imperfect zigzag oblique 

 brown bands, whose borders are partly whitish ; a brown discal dot. 

 Female. — Wings longer than those of the male ; fore wings with 

 similar bands, but the latter are paler and more indistinct. Length 

 of the body 9 — 12 lines ; of the wings 20 — 29 lines. 



a, b. Brazil. From M. Becker's collection. 



c. Rio Janeiro. From Mr. Stevens' collection. 



d. Brazil. 



5. Hydrias adusta. 



Mas et fioem. Cinerea, albo rufoque varia ; antenna fulvescentes ; 

 abdomen cervinum ; aim antica fasciis tribus obliquis cine- 

 rascentibus ; postica? cervina?, antice rufescentes, fascia angu- 

 losa marginali drier ascente. 



Male and female. Gray, with mingled white and reddish 

 hairs. Antennae pale tawny, alike in both sexes. Abdomen fawn- 

 colour. Fore wings reddish, with mingled white hairs, and with 

 three oblique zigzag grayish bands, and with grayish marks along 

 the exterior border. Hind wings fawn-colour, reddish in front and 

 with a zigzag grayish band along the exterior border. Male.— 

 Wings smaller than those of the female. Length of the body 

 lines ; of the wings 19—23 lines. 



a, b. Rio Janeiro. From Mr. Stevens' collection. 



Group 3. 



Mas. Corpus robustum. Palpi validi, pilosi, caput sat su- 

 perantes ; articulus 3us minutus, conicus. Antennae late pectinatae, 

 thorace non lougiores. Abdomen alas posticas non superans. 

 Pedes validi, densissime pilosi ; tibiae posticae calcaribus cluobus 



