Mosquitoes of New Guinea— -PENN 
45 
Anterothoracic: 4 medium, two- or three-forked 
near base; 5 long, two-forked near base; 6 small, 
two- or three-forked near base, rarely four- 
forked; 7 very long, exceeding length of trum- 
pet, two- or three-forked near base. 
Dorsal : 8 long, about three-fourths length of 
trumpet, three- or four-forked or branched. 
Supra- alar: 9 long, two-forked near base, rarely 
simple. 
Metanotum: 10 medium, seven- to eleven- 
branched; 11 long, simple; 12 medium, four- or 
five-forked near base. 
Trumpet: Funnel-shaped, length usually about 
four times the greatest diameter of the meatus; 
pinna long, a little less than one-third of total 
length; uniformly dark pigmented. 
Abdomen. — Segment I: h small, simple; k 
long, simple or two-branched; L small, simple; 
M medium, three- to five-branched; S very long, 
simple; T long, two-forked near base, or rarely 
simple; U small, simple. 
Segment II: A small, simple; B long, simple; C 
long, two- to four-branched; c' small, simple on 
this and all following segments; 1 medium, two- 
or three-forked near base, rarely simple; 2 very 
long, simple; 3 medium, five- or six-branched, 
rarely more; 4 small, three- to seven-branched; 
5 minute, simple on this and all following seg- 
ments. 
Segment III: A small, simple; B very long, sim- 
ple; C long, three-branched or occasionally five- 
or six-branched; 1 medium, three-branched or 
rarely four-branched; 2 small, two- or three- 
forked near middle, or simple; 3 represented 
only by its socket; 4 medium, four-branched, 
occasionally five- or six-branched. 
Segment IV: A small, simple; B very long, almost 
reaching posterior margin of segment VI, sim- 
ple; c long, two- or three-branched, rarely five- 
branched; 1 medium, three- or four-branched, 
rarely five-branched; 2 small, simple; 3 repre- 
sented only by its socket; 4 medium, four- or 
three-branched. 
Segment V: A small, simple; B very long, almost 
reaching posterior margin of segment VII, sim- 
ple; C long, two-branched, or occasionally three- 
or four-branched; 1 medium, two-branched or 
occasionally three- or four-branched; 2 small, 
five- or six-branched, or less frequently three- 
to eight-branched; 3 represented only by its 
socket; 4 medium, simple or two-forked near 
middle. 
Segment VI: A small, simple; B very long, ex- 
ceeding the posterior margin of segment VII, 
simple; c long, simple or two-branched; 1 
medium, two-branched or rarely three-branched; 
2 medium, usually two-forked, occasionally 
three-forked; 3 absent; 4 medium, usually sim- 
ple, occasionally three-forked near apex. 
Segment VII: A medium, two-branched or rarely 
three-branched; B long, simple; c long, simple 
or rarely two-forked; 1 small, various, range 
Fig. 31. Aedes keefei: dorsal aspect of right half 
of abdomen of female from Hilimoi, Papua. 
