16 
Svphonophora rosarum 
REFERENCE LETTERING. 
al memb. 
an. 
ant. 
bk. 
ca. 
cap. h. 
c. g. 
ch. 
circ. oes. conn, 
ch. int. 
cl. mus. 
cor. 
e. 
el. mus. 
emb. 
epi. 
fb. 
inf. ch. 
long. mus. 
n. abd. 
n. ant. 
n. e. 
n. Ig. 1st, 2nd, 3rd 
o. 
op. g. 
s. c. 
sub. oes. g. 
th. g. 1st, 2nd, 3rd 
tub. 
vu. 
Alar membrane. 
Anus. 
Antenna. 
Beak or proboscis. 
Cauda. 
Capitate hairs. 
Cerebral ganglion. 
Chitin. 
Circum-oesophageal connectives. 
Coils of the intestine. 
Depressor muscle of the wings. 
Cornicle. 
Eye. 
Elevator muscle of the wings. 
Embryo. 
Epidermis. 
Fat-body. 
Indexed piece of chitin into which the depressor muscle is inserted. 
Longitudinal muscles which assist in the depressing of the wings. 
Abdominal nerve. 
Nerve to the antenna. 
Nerve to the eye. 
Nerve to the 1st, 2nd and 3rd legs respectively. 
Supplementary eye. 
Optic ganglion or lobe. 
Sensory cells. 
Sub-oesophageal ganglion. 
1st, 2nd and 3rd thoracic ganglia. 
Tubercle on the antenna. 
Vulva. 
