166 
PACIFIC SCIENCE, VoL VIII, April, 1954 
As discussed under pedestris, the following 
characteristics will usually distinguish dorsalis: 
The shorter ovipositor (cf. Figs, 8^, 20^, refer 
to discussion under pedestris)\ the narrower 
costal band, not extending below vein R3 
except at the wing apex, and the more con- 
sistently pale occiput, coxae, trochanters, and 
front and middle tibiae. 
Length: 6.0 -8.0 mm. 
TYPE locality: Formosa. 
Type in Deutsches Entomologisches In- 
stitut. 
Numerous specimens are in the collection 
from the following localities and hosts. 
Malaya: Kuala Lumpur, June, 1948-Apr., 
1949, ex Averrhoa caramhola, Eugenia sp. 
('Jambu ayer”), Eugenia jamhos, Eugenia ma- 
laccensis, and Solanum verb asci folium; Malacca, 
Feb., 1949, ex Eugenia sp.; Serdang, Selangor, 
Sept. -Nov., 1948, ex Averrhoa caramhola and 
Averrhoa hilimhi; Penang, March, 1949, ex 
Averrhoa caramhola; Mandai, Singapore, May, 
1949, ex Averrhoa caramhola; Singapore, May, 
Fig. 8. Dams {Strumeta) dorsalis Hendel. a. Wing; 
h, extended ovipositor; c, apex of piercer. 
1949, ex Garcinia sp., Eugenia sp.?, Areca 
catechu, and Canangium odoratum; Kuala Kla- 
wana, Negri Sembilan, June, 1948, ex fruit 
of ' ' Terong pipit, 
Philippine Islands : Mintal, Mindanao, May, 
1950, ex Chrysophyllum cainito L. (F. E. Skin- 
ner); Gamalang, Mindanao, Sept., 1950, ex 
Solanum sp. (E. E. Skinner); Tagoloan, Min- 
danao, Dec., 1949 (Skinner); Bago, Minda- i 
nao, Eeb., 1950 (Skinner); Manambulan, 
Mindanao, Feb., 1950, ex pomelo (Skinner); || 
Toril, Davao Prov., Mindanao, Feb., 1950, ji 
ex pomelo (Skinner). ' 
Java: Bogor, ex Averrhoa caramhola and 1 
Capsicum annuum Linn., July, 1951. j 
Borneo: Tamparuli, Jan.-May, 1951, ex j 
Eicus, citrus, guava, mango, and caramhola j 
(F. E. Skinner and G. Angalet); Papar, Nov., : 
1950-Feb., 1951, ex carambola and mandarin 
orange (Skinner and Angalet) ; Mengetel, 
June, 1951, ex Averrhoa caramhola and mango 
(G. Angalet); Tuaran, Apr., 1951, ex Arto- 
carpus Integra, mango, carambola, and papaya 
(E. E. Skinner); Kota Baru, May, 1951, ex 
Baccaurea angulata. 
The following parasites were reared from 
this species: Malaya — Opius incisi Silvestri, 0. 
oophilus Eullaway, 0. vandenhoschi Fullaway, 
0. longicaudatus malayensis Eullaway, Pachy- 
crepoideus duhius Ashmead, Tachinaephagus 
spp.?, Syntomosphyrum indicum Silvestri, Spalan- 
gia spp.?, Galesus sp.?, Diapriidae and Cynipi- 
dae, genera and spp.?; from Java and Borneo 
—0. longicaudatus (Ashm.), 0. oophilus Fulla- 
way, 0. vandenhoschi Fullaway, 0. incisi Silves- 
tri, 0. makii Sonan, Tryhliographa dad Weld, 
Syntomosphyrum indicum Silv.,Encyrtidae genus 
and sp.?, Spalangia sp.?, Bracon sp.?, and 
Pachycrepoideus duhius Ashm. 
Dacus dorsalis var. occipitalis (Bezzi) 
Chaetodacus ferrugineus var. occipitalis Bezzi, 
1919, Philippine Jour. Sci. 15(5): 423. 
This variety is distinguished from typical 
dorsalis by the broader costal band in the wing. 
The band ordinarily extends distinctly below 
vein R3 nearly halfway through the top por- 
