( 268 ) 
Negative results were obtained with the following : _ 
Chcztomyia Flava 15 fed none infected. 
Devoidia:— 
D. Obtuvbans 12 ,, 
D. Jugvcensis 4 
Leicesteria :— 
L. Dolicocephala 10 „ 
L. Anniilitarsis 8 ,, 
Stegomyia :— 
5 . Fuse a in 
Veurallina :— 
V. Butelvi 3 
j >> 
Wyeomyia:— 
IV. Metallicus ± 
•> 5 
)> 
5 > 
55 
55 
5 5 
These negative results are in my opinion conclusive as the species 
Known or shown to carry are so uniformly infected. 
Malaria. 
The following species were fed on good Malignant tertian case and 
were dissected for the most part on the fourth or fifth day after feeding 
Sub-family Anophelina :— 
Genus Myzomyia :— 
M. Rossii 2 fed none infected. 
Genus Myzorhyncus :— 
M. Sinensis s 
j >> )>• 
M. Bavbivostvis a 
” 5 j 
Sub-family Culicina:— 
Genus Desvoidea:— 
D. Obtuvbans s 
o »» )> 
Genus Chsetomyia:— 
C. Flava 8 
U 5 ) ), 
Genus Leicesteria:— 
L. Delicocephala J „ ,, 
L. Longipalpis 4 „ 
L. Annulitavsis 8 ,, 
