470 
Fig. 11. a. {Banksinella) lineatopennis. Larva (Samar). 
Head; terminal segments. 
thoracic hair 9 with 6-10 stout branches; 10 
and 12 single, stout; 11 not seen. Metatho- 
racic hair 9 with 3-4; 10 single; 12 much 
reduced, with 1-2; 11 not seen. Abdomen: 
Dorsolateral hairs on I and II with 2-4 
branches. Lateral hair on I single or double; 
on II with 2-7; on III-VI single, rarely with 
2-3. Pentad hair 1 with 4-8 branches; 2 and 
4 with 2-3; 3 with 8-11; 5 with 4-9. Comb 
with 6-8 (usually 8) teeth, long, acutely ta- 
pering, attached portion oval with lateral 
PACIFIC SCIENCE, Vol. VII, October, 1953 
fringe. Siphon smooth with a narrowly at- 
tached acus, index 2. 1-2. 5; 12-16 pecten 
teeth in a straight row, the distal two or three 
more widely spaced, the teeth usually with 
just one ventral denticle; siphon hair tuft with 
2-7 branches, the tuft no longer than the 
distal pecten tooth. Anal plate incomplete, 
smooth; Ih single or double; he with 8-15, 
osc single; ventral brush of 12 tufts with 3-5 
off the barred area basally, the tufts with 4-12 
branches. Anal gills subequal, narrow, taper- 
ing to a slender point, 2. 7-3.0 times longer 
than the anal plate. 
BIONOMICS: The adults were taken in light 
traps. Nine larval collections were made, all 
in temporary, rain-filled, grassy ground de- 
pressions. According to Edwards (1941: 201), 
this species habitually feeds upon human 
blood, 
DISTRIBUTION: Specimens examined. R.K.L. 
Luzon: Olongapo, Subic Bay, Zambales Prov. 
(Rozeboom, McMillan). Samar: Osmena 
(Laffoon, Rozeboom). Mindanao: Zambo- 
anga, City of Zamboanga Prov. (Johnson, 
Knight, Laffoon). C. C. Luzon: Sison, Pana- 
gasinan Prov. (Franclemont) . Baisas Coll. 
Luzon: Tunkong Manga, Bulacan Prov. 
U.S.N.M. Jinamoc Island (nr. Samar) (Med- 
ler). Mindanao: Males, females, Parang (Pal- 
lus). Pettit Barracks, Zamboanga (Visaya). 
Luzon: Males, females. Camp Nichols, Rizal 
Prov. (McDonald). Camp Stotsenberg, Pam- 
panga Prov. S. Fernando, LaUnion Prov, 
(Shields.) Leyte: Males, females, Abuyog 
(Graham). One larva, Dulag (Starkey). C.A.S, 
Mindoro: San Jose (Ross), 
Literature records. Luzon: B'ayambang, Los 
Banos, Camp Nichols, Camp Stotsenberg 
(Bohart, 1945: 66). Mindoro: Calapan. Luzon: 
Manila (Edwards, 1929: 5). 
Outside the Philippines this species is known 
from Africa, India,- Ceylon, Andamans, Siam, 
Malaya, Sumatra, Java, Borneo, Celebes, Ka- 
baena, Soemba, Timor, Amboina, and 
Queensland. 
