254 



LEPIDOPTERA. 



8. A. menyanthidis, Bs-p. — Expanse 1^ to If inch. 

 Fore wings grey with white cloncls ; orbicular stigma very 

 small ; second line sharply black ; a black dash from the 

 middle of the costa ; hind wings grey. 



Antennae of the male simple, rather stout, pale brown, 

 barred at the back with white; palpi depressed, shaggy 

 with long grey scales; head pale grey; thorax shaggy, 

 whitish-grey ; collar upright ; shoulder lappets upraised ; at 

 the back a blunt, indistinctly divided crest ; abdomen pale 

 brownish-grey, each segment covered with long shaggy 

 scales arising at its base ; the basal segment having also a 

 depressed grey dorsal tuft or crest, half hidden by the long 

 loose scales ; back of the following segments ridged and 

 having diverging scales in the ridge ; lateral tufts spreading, 

 whitish ; anal tuft greyish. Fore wings rather broad, with 

 the costa nearly straight ; apex bluntly angulated ; hind 

 margin long, oblique, regularly curved ; dorsal margin rather 

 short. Colour, pale slate-grey clouded with whitish-grey, 

 or else with darker ; from the middle of the base is a short, 

 rather thick, black streak, below it, at the base of the dorsal 

 margin, is a whitish tuft ; first line only indicated by blackish 

 atoms and a black dash on the costa ; second line placed 

 near the hind margin and well marked, black, scalloped 

 between the nervures, and bending deeply inward below the 

 middle, where it forms broader black scallops, the whole 

 edged on the inner side by a whitish line ; a very slender 

 and small black dagger-streak crosses the black scallops, and 

 points toward the anal angle ; orbicular stigma remarkably 

 small but sharply ringed with black ; reniform stigma in- 

 distinct, black, but divided into two perpendicular black 

 dashes, the inner of which is connected with the costa by one 

 of a series of black costal spots ; space beyond the second 

 line darker grey ; hind margin edged with faint black 

 streaks ; cilia whitish-grey, dashed with dark grey. Hind 

 wings pale grey or whitish, clouded with grey, sometimes 



