Public Health Bulletin No. 84. 
Fig. 2.—Upturned root mass of fallen tree where a few 
specimens of A. quadrimaculatus were found among the 
exposed root fibers on March 28. 
Fig. 3.—Excavation made by falling tree, exposing roots, pool of water beneath. Here in Feb¬ 
ruary and March culicines were found in larval and pupal stages and emergences observed. 
Anopheles absent. 
