389 
TABLE IX. 
Number of 99 of Myzomyia ludlowi THEOBALD per 100 99 of Myzomyia rossii GILES at different salinities. Mosquito-net catches and imagines emerged from larvae and pupae collected. 
Km —— 000 — —_——— 
Muara Karang . 
Fluit (Djembatan Tomes) . 
(Muara) Pegantungan 
Pekulitan . 
Luar Batang. 
Jaagpad 
Heemraad 
Heemraad Oost 
Antjol . 
Entire Batavia empang zone. 
10 — 19.9 0/0, 
25 — 29.9 Yoo 
30 — 39.90), 
Emerged from 
larvae and 
pupae collected 
0 — 9.9 0/5 20 — 24.9 %/oo 
Mosquito-net Emese en Mosquito-net Emergecuzom Mosquito-net | Emerged from) Mosquito-net | Emerged from) Mosquito-net 
catches pupae collected catches pupae collected catches pupae collected catches pupae collected catches 
er =» eh = 1€ za a Ey = 9 > = = = 5 = 0 
Se ae 2 es © | al = = = = TO 
ee eneen © m nn © = = 
eat |= 209 |e I 0 [a= War 0 [aie = 2 | = 05 
air = 16 = = 10 jes = U ed en Oe © © = 
= 9 co | A= 10 10 |= re A ar! 
B — 5561) US — 2525 | 2312 — 396 | = | = 796 80 _— 300 |= 0 = 
Ben |More Lien Wes lu 2 Inn in en Le 
= & = = © | = 967 = — — 
zee |e as Jams (Beo [ei m ies in es 
1) The figures in italics denote a ludlowi-production that was greater than the corresponding rossii-production. 
0 
g — 0 
0 
ge 
20 — 
me =? 
O. — 
= — 0 
20 — 
Naar 
40 — 49,9%, 50 — 50.00), 
Mosquito-net | Emerged from | Mosquito-net | Emerged from 
(hes larvae and (ites larvae and 
ia pupae collected catches | pupae collected 
® — 0 0 0 
ms — © 893 — 0 301 ® 7, — ° 
Zone Tee Ho e. 
317 0.540.000) | 345, =03(440/0)| 55 = 0 
es me Oe, BE SS 
Toa = 0.05 (40.0%)| 34, = 0330) = O io 
2 02 (4280) ) UPS 0 One 0 OCS 0 
ES MG 1781 148 
0 = = | — 
= æ = | 
0 = cs, = 
= 7 0 
Ga (tlg Obes 0) = 
m=O ling =O | oar = 0 oo — 9 
= SE I TERERGEEEEEEEEE 
70 — 70.004 
60 — 69.9°/,,, 
Mosquito-net Emerged from 
tch larvae and 
LOES pupae collected 
| 
0 
= iw = 
Q_ _ Q 
Gé = 0 74 0 
0 0 
go © y = 0 
Mosquito-net 
catches 
Emerged from 
larvae and 
pupae collected 
0 à 
yo 
0 
18 0 
80 — 89,9, 
EE en 
Mosquito-net Emerged from 
Ces larvae and 
pupae collected 
| 
0 0 
ey mé © 
0 0 
59 W 146 u 
