448 A Monograph of Culicidae. 



longer thinner 9 palpi, and by the long narrow-curved scales on 

 the border of the scutellum. 



Culbx similis. Theobald (1903). 



Mono. Culicid. (1903), III., p. 207 (?) ; Journ. Eco. Biol. I., p. 33 



(1905) (dT). 



<J . Head as in the 9 > but narrower ; palpi brown, the two 

 apical segments very dark, about equal in length, apical segment 

 acuminate, both with long black hair-tufts, a trace of narrow 

 pale basal banding on the penultimate and another narrow pale 

 band towards the base, apex of the ante-penultimate segment 

 hairy on one side ; palpi longer than the proboscis by nearly 

 the whole of the two apical segments. Proboscis dark brown, 

 contracted towards the base. Antennae banded brown and 

 grey with rich brown plume-hairs. • 



Thorax as in the 9 , but the pale scutellum has nine median 

 posterior border-bristles and the scales are pale golden ; meta- 

 notum pale ochreous. 



Abdomen very hairy, hairs pale golden-brown, banded as in 

 the ?. 



Legs as in the 9 ; fore and mid ungues unequal, uniserrated, 

 hind equal, small, simple. 



Length. — 5 * 5 mm. 



Habitat. — Stanley Town, New Amsterdam, British Guiana 

 (Dr. Rowland). 



Time of capture. — July. 



Observations. — Described from a specimen bred with 9 ' s 

 from larvae taken in the trunk of a hollow tree at the side of 

 a pond in Stanley Town. The 9 ?s sen ^ from the same locality 

 are quite normal. 



Culex territans. Walker (1856). 



Ins. Sauna., p. 428 (1856), Walker; Mono. Culicid. II., p. Ill (1901), 

 Theobald; Journ. N. Y. Ent. Soc. IX., p. 178, pi. x. (1901), Dyar; Les 

 Moustiques, p. 367 (1905),Blanchard; Mosq. N. Y. State Bull. 79, Ent. 

 22, N. Y. St. Mus., p. 307 (1904), Felt and Bull. 97, Ent. 24, p. 483 

 (1905), Felt ; Kept. N. J. State Agri. Exp. Sta. Mosquitoes, p. 325 (1901), 

 Smith. 



Thorax brown, clothed with dull golden-brown scales and 

 showing two median dusky lines ; head with rather paler scales 

 than the thorax. Abdomen deep brown, with narrow white to 



