DIPTDRA. 105 
Genus LAPHRIA, Fabr. 
LAPHRIA METALLI, Fem. 
Cupreo-purpurea, glaucescens, nigro hirta, antennis pedibusque nigris, alis 
Suscis, 
Body linear, rather broad, dark coppery-purple, slightly tinged with 
blue: head covered with dark tawny down, clothed with hoary hairs, having 
a few black hairs on the face and on each side of the crown, thickly fringed 
with black bristles behind the eyes ; tubercle of the eyelets armed with two 
long black bristles ; face slightly prominent towards the epistoma, thickly 
beset with long black bristles: eyes black ; fore part nearly flat, its facets 
larger than those elsewhere: sucker black, clothed at the tip with short 
tawny hairs; feelers black: chest, breast and sides of the abdomen clothed 
with short black hairs: abdomen much longer than the chest; a thick tuft 
of black bristles on each side at the base: legs black, stout, thickly clothed 
with black hairs; shanks curved, especially the hind pair: wings dark 
brown ; wing-ribs and veins black. Length of the body 12 lines; of the 
wings 23 lines. 
Cape. 
NUSA, n. g. 
Antennis articulus 2us lo brevior; 3us subclayatus, 10 paullo longior 
et multo latior; femora gracilia ; tibie postice subcurve: alis areola la 
postica ab margine remota; 2a et 3a aperta; 4a prope marginem clausa. 
Second joint of the feelers shorter than the first; third slightly club- 
shaped, a little longer and much broader than the first: thighs slender; 
hind-shanks slightly curved: first posterior areolet of the wing closed at a 
long distance from the border ; second and third open ; fourth closed near 
the border. 
Nusa mauatis, Plate 4, fig. 4. 
Fem, Flavo-fusea, capite albido, thorace vittis duabus nigro-fuscis ornato, 
pectore cano, abdomine cano sex-fasciato, antennis pedibusque nigris, 
alis subcinereis. 
Body black: head adorned with a white covering which has a tawny 
linge above, thickly clothed behind and beneath with white hairs, armed 
