SI 



December 23 (Pergande); Ithaca, N. Y., May 29, July 17, August 28 (Corn- 

 stock); Illinois (Nason); Minnesota (Lugger); Lincoln, Nebr., September 20 

 (Bruner); Lexington, Ky., November 10 (Garman); New Orleans, La., Decem- 

 ber 17 (Howard); San Antonio, Tex., May 5 (Marlatt); Georgia, August 

 (Coquillett) ; Portland, Jamaica, (Johnson); Mexico City (Barrett); District 

 of Columbia, August 22, 28, September 1 (Barber); Jackson, Va., October 

 (Thayer); Woodstock, Va., June (Pratt); Newport News, Va., October 

 (Thayer); Stillwater, Okla., June (Bogue); Philadelphia, Pa., (Woldert); New 

 Orleans, La., June (Veazie); eastern Texas (Woldert); Summit, N. J., May 

 (La Rue Holmes) ; Middletown, Conn., June (Davis); Cuba (Lazear). 



CULEX SIGNIFER Coq. 



Habitat: District of Columbia, June (Coquillett), May, August (Barber); St. 

 Elmo, Va., June 4 (Pratt). 



CuLEX STIMULANS Walk. 



Habitat: White Mountains, N. H. ; Beverly, Mass., June 2, July 9; Cambridge, 

 Mass., May; Jamaica Plain, Mass., August 25 (Nat. Mus.); Baltimore, Md. 

 (Lugger); Illinois, August 1, September 15, October 5 (Nason); Agricultural 

 College, Mich. (Gillette); Saskatchewan River, British America (Nat. Mus.); 

 Lincoln, Nebr. (Bruner); Colorado (Nat. Mus.); Ithaca, N. Y., June 13, 18, 29, 

 July 14, August 28; Wilnmth, N. Y., June 10 (Comstock) ; Georgia (Nat. Mus. ) ; 

 Bladensburg, Md.,May 27 (Barber); St. Elmo, Va., June 5 (Pratt); District of 

 Columbia, September (Barber), June 10 (Miss L.Sullivan); Ottawa, Canada, 

 June 1 (Howard); Ogdensburg, N. Y., June 3 (Howard); Rochester, N. Y. 

 June (Ewers); Summit, N. J., May (La Rue Holmes); Middletown, Conn., 

 June (Davis); Mesilla, N. Mex., October 26 (Cockerell); Tacna, Ariz., April 13 

 (Hubbard); Juarez, Mexico, May 12 (Cockerell); Summit, N. J. (Holmes). 



CULEX T.ENIATUS Wicd. 



Habitat: New Orleans, July (Veazie); ('uba (Lazear). 



CuLEX T^NIORHYNCHUS Wied. 



(Not the Culex tamiorhynchus Wied. of Arribalzaga. ) 

 Habitat: Maine, August; Beverly, Mass., June, September 15 (Nat. Mus.); 

 . Avalon, Anglesea, and Atlantic City, N. J., July 10 to 29 (Johnson); Far 

 Rockaway, Long Island, N. Y., August 30 (Howard); District of Columbia 

 (Pergande); Georgia (Nat. Mus.); St. Augustine and Charlotte Harbor, Fla., 

 July; Portland, Jamaica (Johnson); Chesapeake Beach, Md. (Barber); Balti- 

 more, Md. (Thayer); Plymouth, N. C. (Thayer); Galapagos Islands, February 

 1—4 (Snodgrass). 



CuLEX TARS ALLS Coq. 



Habitat: Argus Mountains, Cal., April; Folsom, Cal., July 3 (Nat. Mus.). 

 CuLEX TRisERiATus Say. 



Habitat: White Mountains, N. H. (Nat. Mus.); Delaware County, Pa., June 12 



(Johnson); Washington, D. C, May 5 and June 10; Loudoun County, Va. 



(Pratt); Near Baltimore, Md. (Thayer); Roanoke, Va., October (Thayer); 



Middletown, Conn., June (Davis); New Jersey (Woldert). 



THE BIOLOGY OF ANOPHELES, WITH GENERAL REMARKS. 



So far as the writer can ascertain, no detailed illustrated account of 

 the early stages of any species of Anopheles had been published before 

 his paper in the Scientific American, above referred to/ He con- 

 ceived it to be nearly as important that the ma'arial-bearing mosquitoes 

 should be readil'' recognized ii; their early stages as in their adult con- 

 dition. He was very fortunate in April of the present year in being 



^ See appendix. 



