new Species of Heterocera. 471 



costal margin partly edged with white : secondaries uniformly 

 pale brown; the undersides of both wings pale brown. 



Expanse If inch. 



Uab. Perak, 2000-3500 feet {Doherti/, Mus. Druce). 



Fam. Lasiocampidae. 

 Odonestis LidJerdalii, sp. n. 



Male. — Head, palpi, antennge, thorax, tegular, abdomen, 

 and legs dark brown. Primaries dark brown, irrorated with 

 greyish scales and crossed from the costal to the inner margin 

 by very faint waved brown lines : secondaries very dark 

 brown, the fringe reddish brown on the outer margin. 



Expanse 2 inches. 



Hah. Darjeeling {Lidderdale^ Mus. Druce). 



Odonestis Pryeri^ sp. n. 



il/a/e. — Head, collar, thorax, and tegulai dark red-brown ; 

 antcnnai black ; abdomen pale brown ; legs reddish brown. 

 Primaries dark red-brown, crossed from the apex to the inner 

 margin close to the base by a dark red-brown line : second- 

 aries the same colour as the primaries, but rather paler. 



Expanse If inch. 



Uab. China, Hong Kong [Pryer^ Mus. Druce). 



Megalopyge mallas^ sp. n. 



Male. — Head^ thorax, tegulse, abdomen, and legs black- 

 brown; antennae brownish white. Primaries pale brown, the 

 costal margin from the base to the apex broadly white ; a 

 white line crosses the wing beyond the middle from the costal 

 to the inner margin : secondaries pale brown. 



Expanse li inch. 



Hah. South-east Brazil, Rio Janeiro {Mus. Druce). 



Hydrias doe, sp. n. 



MaJe. — Head, antennae, collar, tegulse, thorax, abdomen, 

 and legs pale fawn-colour. Primaries pale fawn-colour, 

 crossed beyond the middle by a very fine white curved line 

 extending from the costal to the inner margin ; a marginal 

 row of small white spots from the apex to the anal angle, the 

 last two brown : secondaries pale fawn-colour, with a mar- 

 ginal row of six semih}'aline white spots, the first two small, 

 the third large, and the last three about equal size. 



Expanse lyV inch. 



Hah. Brazil, Sao Paulo [Mus. Druce). 



