378 TREUBIA VOL. II, 2—4. 
: Emerged from larvae and 
| ee BE una collected 
Date pond-water = 10 M en ES Be of se ae. of se 
S °/oo Myzomyia Myzomyia Myzomyia Myzomyia 
| ludlowi Theobald rossii Giles ludlowi Theobald) rossii Giles 
‘monthly | monthly monthly monthly monthly 
: average average average total total 
5 VII 719] 17.8 3 1 3) 13 
OH ye Sse AT 13 = = 
7 la) 50 17 30 4 
87, BEOS 50 26 102 69 
DM 100 272.5 54 _ == 
23%... TS 509 51 0 3 
ZA REEN IRO 2252450170 27.5 40117000 13 
DDR NM ORS. SO Yow 1047.25, AIS 11.139 24 Os 1937) 187 002 
ONEENS) 302 40 — — 
37... 52.5 5 u = 
DS, BO 54 9 0 | 22 
ZO 012317 30 1 an en 
2000 2611 0 On 1 = 
sn.) 8110385 96 7.5 a) ns 
1 VII 191208 52.5 5 == 
Deh 32:120:65 05 1.3 = = 
Sa A 2 OR 54 SUN — — 
NER 20046 375 531.90 06 oa = 
5 5 4 POO 22580 102559 9 5 er | — 
On 1506,02 950 126 155) = — 
Tet 293 67.5 6 de a 
82000192485 0 0 a =. 
0 ED 26 1 ze a 
Ponds near Heemraad Oost. 
monthly | monthly monthly | monthly monthly 
average | average | average total | total 
11 XI 18/13.25 vs ees 80 | 81 
LP 00:8 = = 13 | (ie 
133 033 Shovels = 2081000 29 | 
yr ds NS I MP Owe lon 167735208 208 41 141 1 419 
eh 75 2 BD — — 
JAN AMEN A07 2" en 0 36 
ST LE a | (87) (17288) 7 121 
