INSECTS. 
511 
Genus APIS.— Linnoeus. 
Generic Character .—With a filiform labium, which with the 
jaws form a sort of proboscis, which is geniculate, and bent 
downwards ; posterior tarsi, with a large, much compressed first 
joint; last two legs destitute of spines at their extremities; su¬ 
perior wings with one radial and three cubical cells. 
Apisretusu. — The Retuse Bee. 
Plate C. fig. 4. 
Body pale brown, legs hairy, wings transparent, with an elon¬ 
gated cleft proboscis, and three bristles betwixt them. Inhabits 
Britain. 
ORDER IX_LEPIDOPTERA. 
With four membranaceous wings, covered with a scaly farina; 
and provided with a trunk which is spirally rolled up at the 
mouth. 
TRIBE I.-DIURNA. 
Wings free while in repose, perpendicular to the back, and 
without a bridle at the base of the inferior wings; antennm in 
most species with a button-shaped or claviform termination ; 
somewhat triangular, and in some genera hooked at the tips. 
Genus PAPILIO.— Latreille. 
Generic Character .—With a naked angular chrysalis; perfect 
insects with six feet formed for walking ; four wings perpendicu¬ 
larly elevated while in repose. 
Papilio Apollo. — The Apollo Butterfly. 
Plate Cl. fig. 2. 
Thorax deep brown, wings pale yellow, slightly indented on 
their margin; superior wings with black spots, inferior wings 
with four scarlet eye-like spots, white in the centre, and sur¬ 
rounded by a ring of black. Inhabits Europe. 
TRIBE II. CREPUSCULAR I A. 
A strong, pointed, stiff, horny bristle, placed at the exterior 
2 Y 
