82 PROCEEDINGS OF THE NATIONAL MUSEUM VOL. 120 
GEOGRAPHICAL VARIATION IN THE 
NUMBER OF MESOSOMAL TEETH 
OF CULEX MOLLIS D.&K. 
LEGEND 
X= Mean 
M= Mode 
R= Aange 
N= Sample size 
Ficure 23.—Geographical variation in the number of mesosomal teeth of Culex mollis 
Dyar and Knab. 
