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little less than the width of one lobe, each bearing several short stout spines. 

 Tenth St emit e (X-S) prominent, heavily sclerotized beyond middle. Phallo- 

 some (Ph) conical, about two-thirds as broad as long, rounded apically, open 

 ventrally, closed dorsally. Claspette stem (CI-S) rather slender, pilose, some- 

 what curved, extending to or a little beyond middle of basal lobe; claspette 

 filament (Cl-F) about as long as stem, broad, blade-like, tapering to a slightly 

 recurved tip. Basis tyle (Bs) cylindrical, about three and one-half times as long 

 as width across middle, rounded at apex, clothed with scales and long setae on 

 outer aspect and numerous long setae near inner ventral margin; basal lobe 

 (B-L) prominent, conical or sub-quadrate, bearing numerous fine setae, a short 

 stout spine, a long strong recurved spine, two or three long stout setae, and 



Fig. 95. Larva of Aedes dorsalis (Meigen). A, Comb scale. 

 B, Terminal segments. C, Pecten tooth. D, Head. 



