160 
PACIFIC SCIENCE, VoL VIII, April, 1954 
vitfae on mesonotum pointed posteriorly 
(Eig. 18^?). (Malaya) 
nigrotibialis (Perkins) 
18. Eacial spots small, not reaching oral mar- 
gin. Abdomen black except for a pale 
band on apex of second tergum. Meso- 
notum with 3 longitudinal, gray pollinose 
stripes. (Aroe Island) .pectoralis Walker 
Eacial spots large, extending to oral mar- 
gin. Abdomen chiefly yellow to rufous 
(Eig. 15c). Mesonotum with 2 gray stripes 
(Eig. 15^). (Philippine Islands) 
luzonae n. sp. 
19. Abdomen entirely rufous. Wings with 
apical spot. Front about as broad as one 
eye. (Southeast Asia) .latifrons (Hendel) 
Abdomen with brown to black markings. 
Wings without apical spot. Front nar- 
rower 20 
20. Ovipositor trilobed at apex (Fig. 21c). 
(Malaya) propinquus n. sp. 
Ovipositor normal, not trilobed (Fig. 
20^) 21 
21. Median portion of mesonotum yellow to 
rufous 22 
Median portion of mesonotum black . 2 3 
22. Tibiae fulvous. Third section of costa 
(stigma) about 1.5 times as long as sec- 
ond section (Fig. 11^). Ovipositor very 
elongate, over 9-0 mm. extended; apex 
trilobed (Fig. 11c). Large species, body 
8. 0-9.0 mm. (Indonesia, Solomon Is- 
lands, New Britain) . . froggatti (Bezzi) 
Front and hind tibiae brown to black. 
Third costal section scarcely longer than 
second (Fig. 3a), Ovipositor short and 
stubby, about 3.5 mm. extended. Apex 
of piercer sharp pointed (Fig. 3d ). Small- 
er species, body 6. 0-6. 4 mm. (Malaya) 
arecae n. sp. 
23. In situ, basal segment of ovipositor 
(measured from above) slightly longer 
than fifth abdominal segment; extended 
ovipositor approximately 6.0 mm. (Ma- 
laya, Phillipine Islands, Indonesia) 
pedestris (Bezzi) 
Basal segment of ovipositor about 0.75 as 
long as fifth abdominal segment; extend- 
ed ovipositor not more than 4.7 mm. 24 
24. Ovipositor very abruptly tapered beyond 
opening of oviduct (Fig. 17^). (Borneo) 
muiri n. sp. 
Ovipositor not as above 2 5 
25. Extended ovipositor 4. 5-4.7 mm., apex 
narrowed to a slender point (Fig. ^a). 
Postsutural yellow vittae on mesonotum 
broad, parallel-sided, and extending 
slightly beyond inner supraalar bristle. 
At least middle tibiae all yellow 
dorsalis Hendel 2 5a 
Ovipositor very short, fully extended 
2. 9-3. 4 mm., apex tapered gradually and 
comparatively broad (Figs. Ga, 9a). Yel- 
low vittae on mesonotum wedge-shaped, 
ending before inner supraalar bristles. 
Tibiae all discolored with brown 26 
25a. Costal band not extending below 
vein R3 except at apex of wing. 
(Widespread over Orient and Pacif- 
ic) dorsalis dorsalis Hendel 
Costal band extending along under- 
side of vein R3 throughout its length. 
(From the Philippines to Malaya) . 
. .dorsalis var. occipitalis (Bezzi) 
26. Basal segment of ovipositor (1.1 mm.) 
longer than inversion membrane (0.91 
mm.) or piercer (0.9I mm.). Piercer 
broader (0.18 mm. wide) (Fig, 9a), and 
rasper extending to within 0.15 mm. of 
base of inversion membrane. Apical third 
of each femur brownish and humeri bor- 
dered with red. (Philippine Islands). . . . 
dorsaloides n. sp. 
Basal segment (1.0 mm.) shorter than 
inversion membrane (1.21 mm.) or pierc- 
