$2 Mr. H. Druce on new Species of Lepidoptera. 
MELANCHROIA, Hiibn. 
Melanchroia phebe, sp. n. 
Primaries and secondaries blue-black, the apex of the 
former tipped with white, the base orange on the costal mar- 
gin. The underside of all the wings dull black, with the 
veins deep black, the base of all the wings bright orange. 
The head, thorax, and abdomen black ; the collar and tegule 
orange; the antenne and legs black. Hxpanse 13 inch. 
Hab. Mexico, Amula, Guerrero, 6000 feet (1. H. Smith). 
This species is allied to Jf. inconstans, Hiibn., from which 
it is at once distinguished by the orange-coloured base of 
the primaries and other differences on the underside. Both 
sexes of this insect were taken by Mr. Smith in August 
1888. 
Fam. Hepialide. 
Phassus Smithi, sp. n. 
Primaries pale fawn-colour, indistinctly mottled with a 
darker shade ; a few lunular-shaped markings near the apex 
and along the outer margin: secondaries uniformly reddish 
fawn-colour, slightly streaked with paler colour along the 
costal margin near the apex. The underside of all the wings 
pale fawn-colour. ‘The head and thorax reddish fawn-colour ; 
the abdomen and legs pale fawn-colour ; the antenne brown. 
Expanse 4,45 inches. 
Hab. Mexico, Atoyac, Vera Cruz (H. H. Smith). 
One specimen of this fine species was taken by Mr. Smith 
in May 1888; it is allied to P. Championi, but it is con- 
siderably different in colour and marking. 
Fam. Notodontide. 
TiraMa, Walker. 
Tifama argentifera, sp. 0. 
Primaries silvery white, shading off to dark grey along the 
inner and outer margin; the costal margin bordered with 
dark brown from about the middle to near the apex; extend- 
ing from the apex to the anal angle a submarginal row of 
black lunular-shaped marks, edged with white on the inner 
side ; a white spot on the inner margin beyond the middle and 
a faint brown line crossing the wing towards the apex: 
secondaries pure white, with the outer margin from the apex 
