282 INSECTA SAUNDERSIANA. 
TACHINA LUCIFERA, 
Nigra ; caput argenteum ; thorax albidus, nigro quadrivittatus ; abdominis 
segmenta albo fasciata ; ale subcineree, basi et ad costam obscuriores. 
Yam. Faunide. Allied to Lydella. Fem. Black: head with a 
silvery covering, clothed beneath and behind with white hairs; frontalia 
deep black, narrow, slightly widening towards the feclers, beset along each 
side with black bristles ; facialia without bristles; epistoma not prominent : 
eyes bare: palpi tawny: feelers black; third joint linear, rounded at the 
tip, nearly reaching the epistoma, not deeper than the second and less than 
twice ils length ; sixth slender, minutely pubescent, very much longer than 
the third: chest with a whitish covering which is interrupted by four black 
stripes : abdomen obconical, not longer than the chest, with a white band 
on the fore border of each segment : wings slightly gray, darker at the base 
and along the fore border ; veins black; prebrachial yein forming a right 
angle at its flexure, curved inward from thence to the tip: lower cross-vein 
almost straight: alule white. Length of the body 32 lines; of the wings 
7 lines. 
TACHINA ORNATA. 
Atra ; caput argenteum ; thorax albo quadrivittatus et quadrimaculatus ; 
abdomen albo tessellatum, lateribus et sublus fuloum ; ale subcineree. 
Fam. Fuunide. Fem. Deep black: head with a silvery white 
covering, with two large, black spots on each side, thickly clothed behind 
and beneath with white hairs; frontalia deep pitchy black, slightly widen- 
ing towards the feelers; facialia of the face without bristles except at the 
base: epistoma white, not prominent: eyes hairy: mouth pitchy, partly 
ferruginous ; palpi black, long, very slender: feelers black, third joint 
rather deep, almost truncated at the tip, nearly reaching the epistoma, less 
than twice the length of the second; fifth joint full twice the length of 
the fourth ; sixth long, slender, bare: fore part of the chest adorned on each 
side with two white stripes which are united behind by a white band ; four 
white oblong spots on the hind part of the shield ; tip of the scutcheon, sides 
and breast white; abdomen obconical, tessellated with white, tawny along 
each side, a little longer than the chest; under side tawny with a black 
