NO. 13m. REVISION OF AyfERIPAX SIPHONAPTERA— BAKER. 443 



1858. Maitland, Herklots Bouwstoffen, p. 11. {Pidex galUuic.) 

 18():>. KoLENATi, Hone Soc. Ent. Ross., II, p. 84. {TrichopiojUa (jitlUnw.) 

 1878. RiTSKMA, Tijdschr. v. P^utoiii., XVI, p. Ixxxiv. {Trirli,)ps;/U<i tfollinu. ) 

 1874. RiTSEMA, RcgeiiHb. Corre.'^p., XXVIII, p. 78. {Palex (j<dlinn'.) 

 1880. RiTSEMA, Zeitwhr. f. ges. Xaturwiss., LIU, p. 182. {Palex gull inw.) 

 1880. Taschenber*;, Die Flohe, p. 70. {Pulex arium. ) Hosts, "Gallus domestic as, 

 l\irdas meruld, Erithdcux nihicuJa, Acredula rosea, Columha (rrxiy. .V».« 

 sijlraticus, and Scotopliilns noctida.'" 

 1892. Theobald, An Account of British Flies, I, p. 31. {Pukx (jallinu.) 



1895. Baker, Canad. Ent., XXVII, p. 110. {Pulex avium.) 



1896. OsBORN, Div. Ent. Dept. AgrcL, Bull. (n. s.), p. 147. {Pulex arium.) 

 1900. Rothschild, Novitates Zoologicfe, VII, p. 540. 



Hosts: Gallus domesticus^ Merula rnerula^ Erithacus ri(hecul(i, yEgith- 

 alos rosea, Cohimha cenas, Mus sylvaticus, and Pterygistes noctula. 

 Habitat: Europe. 



CERATOPHYLLUS HIRSUTUS (Baker) Wagner. 



1895. Baker, Canad. Ent., XXVII, p. 182, {Pulex hWmtus.) 

 1898. Wagner, Horse Soc. Ent. Ross., XXXI, p. 500. 



Host: Cyno7nys ludovicianus. 

 Habitat: Colorado. 



CERATOPHYLLUS HIRUNDINIS Curtis. 



1831. Kohler, Uebers. d. Arb. u. Yeriind. d. Schles. (iesellsch. f. vaterl. Knltur. 

 p. 73. {Pulex liirundinis.) Host, "Chilidonurhicn.^' 



1832. Curtis, Brit. Entom., IX, no. 417, fig. 



1835. GuERiN and Percheron, Genera des Ins., 5tli livr. No. 7. 



1844. Gervais, Hist. nat. d. Ins. Apteres, III, p. 374. {Pulex ]tiruadini.<<.) 



1856. Walker, Dipt. Brit., Ill, p. 5. {Pulex hirimdini.%) 



1858. Maitland, Herklots Bonwstoffen, p. 311. {Pulex hirundinijt.) 



1859. Bouillon, Ann. d. Soc. Ent. Beige. {Pulex hirundinis.) 

 1874. RiTSEMA, Regensb. Corresp., XXVII, p. 78. 



1880. RiTSEMA, Zeitschr. f. ges. Naturwiss., LIII, p. 187. 



1892. Theobald, An Account of British Flies, I, p. 31. {Pulex hirundlnitf.) 



1900. Rothschild, Novitates Zoologic;e, VII, p. 542. 



Host: ITirundo xirbica. 

 Habitat: Europe. 



CERATOPHYLLUS IDAHOENSIS Baker. 



1908. Baker, see p. 418. 



Host: Citellus columhiamis. 

 Habitat: Moscow. Idaho. 



CERATOPHYLLUS IGNOTUS (Baker) Wagner. 



1895. Baker, Cunad. Ent., XXVII, pj). 1 II and li»l. {Pulex itjnotuji and Ti/phlop- 



.ti/lla ajuerirana.) 



1896. OsBORN, Div. J^nt. Dept. Agrcl., I'.ull. V (n. s. ), p. 154, ligs. S6, 87. ( Ti/ph- 



lopxylla ainericana. ) 

 1898. Wagner, Horte Soc. Ent. Ross., XXXI, p. 560. 



Hosts: Geomys bursavins and Thoinomys falpoidts. 

 Habitat: Iowa, Colorado, and Idaho. 



