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American Midland Naturalist Monograph No. 3 



Mansonia (Mansonia) titillans (Walker) 



Culex titillans Walker, 1848, List Dipt. Brit. Mus., 1:5. 



ADULT FEMALE. — Medium sized species. Head: Proboscis dark, speckled 

 with pale scales and with a narrow white ring near apical third; palpi a 

 little more than one-third as long as proboscis (segment 4 twice as long as 

 segment 3), dark scaled, speckled with white, and with small terminal segment 

 white. Occiput clothed with pale lanceolate scales and numerous black erect 

 forked scales. Thorax: Scutum covered by dark-brown lanceolate scales inter- 

 mingled with light golden-brown lanceolate scales (the paler scales more numer- 



B 



Fig. 63. Mansonia titillans (Walker). A, Male terminalia. B, C, Dististyle 

 (different aspects). D, Eighth abdominal tergite of female. 



