( 529 ) 

 4. Pulex irritans L. (1758). 



Pide.r irrilans Linue, %.-.(. Nat. ed. x. p. (iU. no. 1 (17oS) (partim) ; JorJ. & Roths., /,c. p. 7. 

 no. 1 (UlOti). 



1 ? from the Aberdare Mts., British East Africa; no host given. 



1 ¥ from Gazi, British East Africa, August 12, 1910 ; caught in grass. 



5. Xenopsylla somalicus Jord. & Roths. (1908). 



Luemop.il/lhi soiimliciis Jordan and Rothschild, Piinisitology i. p. 37. no. 2. t. .3. fig. 8 (1908) (South 

 Somaliland). 



Tiie liindtibia bears usually one, occasionally two bristles on the outer surface, 

 but never a series, as in A'. paUiihis Tasch. (18bO). 



1 c? and 1 ? from Voi, British East Africa, May 14, 1910. 



1 c? and 4 ? ? from Eusso Nyiro, British East Africa, January 28 and 29, 

 1911. 



17 c?(? and 21 V ? from Nyama Nyango, Eusso Nyiro, January 3i), 1911. 



4 cJc? and ? 9 from Eusso Nyiro, February 3, 1911. 



Host : Xerits dabayala rufjroiis, a squirrel. 



6. Xenopsylla cheopis Roths. (1904). 



Pulex cheopU Rothschild, Enl. Mo. .Uat,. (2). xiv. p. 85. no. 4. t. 1. fig. 3, 0, t. 2. fig. 12, 19 (1903) 



(Shendi). 

 Loeinop!>yUa ckeopig, Jordan and Rothschild, Panmitologi/ i. p. 4. no. 6. t. 1, t. 2. fig. 8, t. 4. fig. 8, 



t. i;. fig. 1 (1908). 



1 ? from Taveta, Kilimanjaro, May 10, 1910, oH Faraxerus arusce/i.si's. 



1 J and 20 ? ? from Nakura, British East Africa, September 22 and 24, 1910, 

 off Tuckyoryctes spec. 



2 iS from Entebbe, Uganda, March 20, 1911, off the common brown rat. 



2 3S and 1 ? from Rumruti, British East Africa, September 27, 1910, off 

 Arcicantkis massaicus. 



1 J from Easso Nyiro, British East Africa, January 24, 1911, off Thamnomys 

 spec. 



7. Xenopsylla nubicus Roths. (1903). 



PuUx nubicm Rothschild, Ent. Mo. .Mag. (2). xiv. p. 84. no. 2, t. 2. fig. 10. Hi (1903) (.Shendi). 

 Loemiipsijlla iiuhicm, Jordan and Rothschild, l.c. p. 4G. no. 8. t. 3. fig. 6, t. 4. tig. (J (1908). 

 Xennpxt/lla nubicus, ild., Nov. Zool. xviii. p. 64. no. 5. text-fig. 1 (1911). 



1 ? from Voi, British East Africa, April 16, 1910, off Tatfi-a oayoodi. 

 1 S frotn Taveta, Kilimanjaro, May 2t;, 1910, off desert-rat. 



8. Xenopsylla brasiliensis Baker (1904). 



Pulex bmniliemh Baker, Pror. r.,s'. ,V.i/. .!///,<. xxvii. p. 379 (1904) (Sao Paulo). 

 LoeNwpHi/lla oif/rliiH Rothschild, Nor. Zool. xvi. p. .')3. no. 1, t. 8. fig. 3. 4. (19. 19) (Xiger). 

 Xeiiopni/lla hraxiliruxix, Jordan & Rothschild, l.c. xviii. p. fi.5. no. 6. text-fig. 4 (1911). 



1 i from Voi, British East Africa, April 12 and 10, 1910, off Tatera (ugooili. 



1 S and 4 ? ? from Taveta, Kilimanjaro, May 12 and 24, 1910, off rats. 



] ? from Shirabo Hills, British East Africa, July 21. 191it, off Areicautlus 

 dorsdlix phoeotis. 



1 i and 1 ? from Uazi, British East Africa, August 20, iOli), off A«m.iWM3 

 aruicetinix. 



