Uranotaenia in Solomon Islands — B elkin 
integumentary imbricate sculpturing distinct 
and uniform. Labrum short, 0.25 of width at 
1-C, median emargination so deep that la- 
brum appears as two prominent tubercles for 
1-C. Mental plate small, with about 11 in- 
distinct teeth. Dorsal hairs of head capsule 
strongly pigmented except for 8, 9, 10-C; 
ventral hairs lightly pigmented; 5, 6-C spike- 
like, very darkly pigmented, apices sharply 
pointed, shaft strongly spiculate; 4, 7-C dark- 
ly pigmented, thickened, shaft with a few 
minute spicules; other hairs simple; relative 
position, length, and degree of development 
as figured. Hair 0(1, very large, leaf-like, 
strongly flattened and expanded, practically 
transparent), 1(1, practically straight, widened 
in basal half, sharply pointed), 3(1, well de- 
veloped and pigmented), 4(1, very long, ex- 
tending beyond apex of 1-C), 5(1), 6(1), 7(1, 
2b), 8(2f), 9(6b), 10(3, 4b), ll(5b), 12(3b), 
13 (4b), 14(1, long, lightly pigmented, ser- 
rated subapically laterad), 15(4, 5b). Antenna 
about 0.23 of head; shaft of rather uniform 
width but irregular, with subapical notches 
for 2, 3-C; width at middle about 0.2 of 
length; uniformly very darkly pigmented; 
spicules very strong and dark, sparse and of 
varying sizes.' Antennal hairs, except 1, 5-A, 
strongly pigmented; relative position, length, 
and degree of development as figured; all 
single; 1-A placed at 0.4, its length 2.5 width 
and 0.4 length of shaft. 
Thorax: All hairs and tubercles strongly pig- 
mented; relative position, length, and degree 
of development as figured; apices of long 
hairs, except 1, 2-P and 5-M, sharply pointed, 
not attenuated; barbs when present, slender 
and lightly pigmented; hair 5-P about 0.77 
of head length. Prothorax: hair 0(8, 9b), 1(1, 
with brush-like frayed apex), 2(1, barbs very 
long, brush-like at apex), 3 (7b, base mod- 
erately expanded), 4(2b), 5(1), 6(1), 7(1), 
8(6, 9b), 9(5b), 10(1), ll(3b), 12(2, 3f), 14(1). 
Mesothorax: hair l(5b), 2(1), 3(4b), 4(4b), 
5(1, apex brush-like), 6(1), 7(1), 8(4b), 9(5b), 
10(1), ll(2b), 12(1), 13(10, 13d), 14(15, l6d). 
Metathorax: hair l(4b), 2(1), 3 (6b), 4(4f), 
337 
5(1), 6(3, 4f), 7(9b), 8(7, 8b), 9(5b), 10(1), 
11(1, 2b), 12(2f), 13(7b). 
Abdomen: Tubercles on segments I, II and 
hairs of all segments strongly pigmented; rel- 
ative position, length, and degree of develop- 
ment of hairs as figured; barbs when present 
slender, lightly pigmented and sparse. Stellate 
hairs (1, 6, 13) weak, with equal branches 
and sharp points, not attenuated; 4-II a stel- 
late hair. Segment I: hair l(4b), 2(2b), 3(1), 
4(8, lOb), 5 (2b), 6(3b, equal branches), 7(1), 
8(2f), 9(3, 5b), 10(3f), 12(2, 3f), 13(3, 4f). 
Segment II: hair 0(1), 1(4, 5b), 2(1), 3(3b), 
4(6b), 5 (3b), 6(3b, equal branches), 7(1), 
8(2f), 9(1), 10(3b), 11(2, 3f), 12(1, 2f), 13(5, 
6b). Segment III: hair 0(1), l(5b), 2(1), 3(3b), 
4(3f), 5(2b), 6(7b), 7(3, 4b), 8(2f), 9(1, 2b), 
10(2, 3b), ll(2b), 12(1), 13(5, 6b), 14(1). 
Segment IV: hair 0(1), 1(4, 5b), 2(1), 3(2, 3f), 
4(4b), 5(3b), 6(7, 9b), 7(2, 3b), 8(2b), 9(1), 
10(2b), 11(1), 12(3b), 13(5, 6b), 14(1). Seg- 
ment V: hair 0(1), 1(4, 5b), 2(1), 3(5b), 4(2, 
3f), 5(2b), 6(7, 8b), 7(2, 3b), 8(1, 2f), 9(1), 
10(2, 3f), 11(1), 12(1, 2b), 13(7b), 14(1). 
Segment VI: hair 0(1), 1(4, 5b), 2(1), 3 (4b), 
4(3, 4b), 5(2b), 6(6, 7b), 7(2b), 8(2f), 9(1), 
10(2b), ll(3b), 12(2f), 13(16, 21d), 14(1). 
Segment VII: hair 0(1), l(4b), 2(1), 3(6, 7b), 
4(1, 2f), 5(3b), 6(5, 6b), 7(2f), 8(1, 2f), 9(1), 
10(2b), ll(3b), 12(1), 13(4b), 14(1). Segment 
VIII: comb plate heavily sclerotized, lightly 
pigmented, ornamented with numerous im- 
bricated lines with very distinct spicules cau- 
dally; comb scales 10-11, median ones longer, 
sharply pointed, lateral fringe long but in- 
conspicuous, extending to apical third or 
more, as figured; hair 0(1), 1(4, 5b), 2(2, 3f), 
3(5b, strongly barbed), 4(2f), 5(7, 8b), 14(1). 
Siphon: as figured; a deep dorsal emargination 
at base; length 3.6 of median width; uniform- 
ly lightly pigmented; imbricate ornamenta- 
tion without spicules, visible proximally only; 
pecten extending to 0.5, teeth 13-13 with 
apical fringe and very inconspicuous short 
lateral fringe as figured; valves as figured, very 
heavily sclerotized and very darkly pigmented, 
ventral valve very long; hair 1(11, 12b, small 
