DIPTERA. 61 
Tapanus Janus, Fem. 
Fulvo-cinereus, thorace subvittato, pectore cano, abdomine fulvo apice 
piceo, antennis basi pedibusque fulvis, femoribus cinereis, tarsis 
piceis, alis subcinereis basi et ad costam fulvis. 
Body gray: covering of the head tawny above, hoary beneath where 
it is clothed with white hairs ; crown adorned with a pitchy, shining, in- 
terrupted stripe: eyes bronze, parted above by a moderately broad inter- 
val; all the facets very small: sucker black; palpi pale yellow, clothed 
with very short black hairs: first and second joints of the feelers tawny, 
clothed with very short black hairs: chest adorned with a tawny tinge, 
very indistinetly striped ; breast hoary, clothed with whitish hairs: abdo- 
men tawny, obconical, clothed with short black hairs, paler beneath, 
pitchy at the tip, very much longer than the chest: legs tawny ; hips and 
thighs gray, clothed with whitish hairs; shanks fringed with short black 
hairs ; feet pitchy: wings pale gray, tawny at the base and along the fore 
border as far as the brand which is dark tawny ; wing-ribs ferruginous ; 
veins black, ferruginous at the base and along the fore border; curve of 
the tip eross-vein rather slight, no angle nor stump ; scales pale gray, with 
ferruginous borders ; poisers tawny, with yellow tips. Length of the body 
7 lines; of the wings 14 lines. 
? 
Tapanus pranus, Mas. 
Cinereus, pectore cano, abdominis maculis duabus basi lateribusque fulvis, 
antennis basi pedibusque flavis, femoribus cinereis, tibiis apice tar- 
sisque piceis, tibiis anticis fulvis apice nigris, tarsis anticis nigris, 
alis limpidis. 
Body gray, thickly clothed with pale tawny hairs: covering of the 
head pale tawny: under side clothed with pale yellow hairs: eyes red, of 
one colour but divided into two distinct regions ; upper region shining, 
larger than the other, composed of large facets ; fore region dull, composed 
of very small facets, surrounding the first by means of a narrow band along 
the hind border: sucker black, clothed with tawny hairs ; palpi pale yel- 
low, clothed with paler hairs: first and second joints of the feelers clothed 
with short black hairs ; first joint yellow, second tawny: breast hoary: ab- 
domen obconical, longer than the chest, adorned on each side of the base 
SS ee 
7 
