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PACIFIC SCIENCE, Vol. Ill, January, 1949 
Anterothoracic: 4 medium, five- or six-branched, 
rarely simple or two-branched, plumose; 5 small, 
two- to four-forked; 6 small, two- or three- 
forked, rarely simple; 7 medium, two-forked. 
Dorsal: 8 medium, one-half length of trumpet, 
two- or three-branched. 
Supra-alar: 9 small, two-forked. 
Metanotum: 10 medium, five-forked, plumose; 
11 medium, two-forked or occasionally simple, 
plumose; 12 medium, two-forked and plumose. 
Trumpet: Length five or six times the greatest 
diameter of the meatus; pinna about one-fourth 
of the total length of trumpet; tracheoid portion 
darkly pigmented. 
FlG. 52. Culex papuensis: dorsal aspect of right 
half of abdomen of female from Hilimoi, Papua. 
Abdomen. — Segment 1: H small, simple; K 
long, two-branched or simple, plumose; L small, 
simple or two- to three-forked near apex; M 
small, three- or four-forked near base, rarely 
five-forked; S long, simple; T medium, two- 
forked; U small, simple. 
Segment II: A small, simple spine; B long, two- 
branched or occasionally simple, plumose; C me- 
dium, twenty-five- to thirty-branched tuft; c' 
small, simple on this and all following segments; 
1 medium, two-forked or simple; 2 long, simple; 
3 small, two- to four-forked; 4 medium, four- to 
five-branched, occasionally simple or two-forked; 
5 minute, simple on this and all following seg- 
ments. 
Segment III: A small, simple spine; B long, two- 
branched or occasionally simple or three- 
branched, plumose; C long, five- to twelve- 
branched, plumose; 1 medium, simple or two- 
branched; 2 small, two- to four-forked; 3 repre- 
sented only by its socket on this and segments 
IV and V; 4 long, two-branched or occasionally 
four-branched, plumose. 
Segment IV: A small, simple spine; B long, two- 
branched, occasionally four- or five-branched, 
plumose; C long, two- or four-branched, rarely 
eight- or nine-branched, plumose; 1 medium, 
two-branched or simple; 2 small, two-forked 
near basal one-third or occasionally simple; 4 
medium, four- to six-branched. 
Segment V: A small, simple spine; B long, two- 
to three -branched, plumose; C long, two- to 
four-branched, plumose; 1 long, simple or occa- 
sionally two-branched; 2 small, two- to four- 
branched; 4 medium, two-forked near basal one- 
third or rarely simple. 
Segment VI: A small, simple spine; B long, 
simple or two- to three-branched, plumose; c 
long, three- to six-branched, plumose; 1 long, 
two-branched or occasionally simple; 2 medium, 
two-forked or occasionally simple; 3 absent; 4 
medium, two-forked near middle or rarely 
simple. 
Segment VII: A medium, four- to six-branched, 
plumose; B medium, simple or occasionally two- 
branched; C medium, four-branched or occasion- 
