60 Fleas of Eastern United States 



not completing a single turn. Posterior arm of sternite IX ex- 

 panded distally, its posterior margin armed with a stout spini- 

 form located above a very short bristle. 



Female. Preantennal region with only one or two bristles in 

 addition to those of the ocular row. Otherwise, chaetotaxy of 

 the head and general structure essentially as in the male. 

 Sternite VII divided by two sinuses into three lobes, of which 

 the most dorsal is least distinct; the second is more or less tri- 

 angular and acuminate, between it and the third lobe the sinus 

 is very deep. Head of the receptaculum seminis about twice as 

 long as wide, longer than the tail. For further details concern- 

 ing the structure of the female genitalia, see Plate XV, fig. 76. 



Records. DISTRICT OF COLUMBIA— Washington, Decem- 

 ber 31, 1937, on "Sciurus carolinensis," female (J. Silver) . 

 FLORIDA— Tallahassee, July 12, 1937, on "Rattus alexan- 

 drinus," male; on "Rattus rattus," female, three males; January 

 17, 1937, on "Peromyscus gossypinus" male and female; 

 January 20, 1937, on "Mus muscidus," male, two females. 

 GEORGIA— Beachton, December 30, 1925, in "stomach of 

 Didelphis virginiana," male, three females (C. C. Sperry) ; 

 Charleston County, March 20, 1936, on Lynx rufus fioridanus 

 (Rafinesque) , female; Folkstown, January 18, 1936, on Sciurus 

 carolinensis carolinensis Gmelin, three females; Camden 

 County, February 29, 1936, on "Sciurus niger," male, two 

 females (F. Harper) ; Grady County, December 6, 1935, on 

 "gray squirrel," male and female (E. V. Komarek) ; Moores- 

 town. on Sciurus carolinensis carolinensis Gmelin, four females 

 (R. J. Sim) ; Tallula Falls, on "squirrel," female; Thomasville, 

 November 13 and December 13, 1937, on Sciurus carolinensis 

 carolinensis Gmelin, numerous specimens (E. V. Komarek) ; 

 Nashville, April 23, September 18, March 13, and June 18, 1936, 

 on "fox squirrel," numerous specimens; Taylor County, May, 

 1936, on same host, two males (H. Hixson) . ILLINOIS — 

 Urbana, January 26, 1933, on "gray squirrel," numerous speci- 

 mens (M. D. Farrar) ; same locality and host, February 16, 

 1932, numerous specimens (C. O. Mohr) ; Metropolis, June 10, 

 1932, on same host, three males, three females (B. Harper) ; 

 Olive Branch, December 5, 1934, on "fox squirrel," numerous 

 specimens (H. H. Ross) . IOWA — Ames, January, 1937, on 

 "Sciurus niger," two males (G. Hendrickson) ; Luxemburg, 

 November 23, 1937, on Glaucomys volans volans (Linnaeus) , 

 male and female; Eldon, November 12, 1937, on Sciurus caro- 

 linensis leucotis (Gapper) , female (T.Scott). MARYLAND— 



