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American Midland Naturalist Monograph No. 3 



narrow yellow scales, the stripe broad posteriorly, narrowed anteriorly and 

 extending forward between the eyes; a small submedian patch of broad dark 

 scales, bordered anteriorly by a line of narrow yellow scales margining the 

 eye present on either side of the median pale-scaled area; lateral region of occi- 

 put clothed with broad appressed pale scales. Pale erect forked scales numerous 

 on dorsal surface of occiput. Thorax: Integument of scutum black, with a 

 wide longitudinal stripe of narrow bronzy-black scales, the anterior half of 

 Vv'hich is broadly margined laterally by golden lanceolate scales; the longitudinal 

 dark stripe originating near anterior margin of scutum, remaining about con- 

 stant in width to near middle, abruptly broadening beyond middle to cover 

 entire postero-dorsal surface of scutum. A few golden scales present on the 

 margins of the prescutellar space. Posterior pronotum clothed with golden 

 lanceolate scales. Abdomen: Tergites blue-black scaled, with conspicuous basal 

 patches of white to whitish-yellow scales. Venter primarily whitish scaled, with 

 the apices of the terminal segments dark. Legs: Legs blue-black scaled except 

 for white knee spots and pale inner surfaces of femora. Wing: Scales narrow, 

 dark. 



e . K A » T ►! 



Fig. 115. Aedes thibauiti Dyar and Knab. A, Male terminalia. B, Dislistyle. 

 C, Scutum and scutellum. D, Claspette (side view). 



