Fig. 
bw hW 
MR. J. O. WESTWOOD ON NYCTERIBIA. 293 
Pirate XXXVI. 
Nycreripia SyKeEsir ?. 
. The insect, of the natural size, seen from above, with the head extended. 
. The same, seen sideways, with the head thrown back in the ordinary position. 
. The same, highly magnified, seen from above. 
. The head, seen from above, exhibiting the spiculate style of the lower parts 
of the mouth. 
The same, seen from beneath. 
. The same, seen sideways. 
. The double eye on one side of the head. 
. One of the antenna. 
. The lower apparatus of the mouth, armed at the sides with several long and 
slender hairs. 
. One of the palpi? seen sideways. 
. The palpi? attached by membrane, seen after the removal of the lower appa- 
ratus of the mouth. 
. The base of the intermediate leg, showing the connexion with the pectines. 
. One of the pectines detached. 
. The terminal joints of the foot. 
. The spiracular aperture on each side of the neck. 
. The under side of the body, the base of the legs on one side only being repre- 
sented. 
. The abdomen of one of the individuals, seen from above. 
. The upper side of the abdomen in an advanced stage of gestation. 
. The under side of the same. 
. The extremity of the abdomen seen from behind, showing the anal apparatus 
and the two posterior pairs of spiracles. 
. A portion of the skin of the abdomen more highly magnified, showing one of 
the third pair of spiracles. 
. The pupa, extracted from the abdomen represented in fig. 18., seen sideways. 
. The same, exhibiting its flattened under side. 
. The same, showing its convex upper side. 
. The broad extremity of the same, seen from behind. 
Nycrerrpia Hope ¢. 
. The insect, seen from above, highly magnified. 
. The under side of the thorax and abdomen. 
. The extremity of the abdomen, seen sideways. 
2Q 2 
