32 Fleas of Eastern United States 



Type material. Male and female from Brunswick, Georgia, 

 on "rats" in the United States National Museum. 



This species was once thought to be a synonym of the South 

 American Rhopalopsyllas bohlsi (Wagner) but is now regarded 

 as distinct. 



TRICHOPSYLLA (KOLENATI) JORDAN AND ROTHSCHILD 



Trichopsylla Kolenati, 1863, Hor. Soc. Ent. Ross., 2:32. 

 Trichopsylla Jordan and Rothschild, 1920, Ectoparasites, 1:63. 



Genotype: Vermipsylla homoeus Rothschild 



Genal and pronotal ctenidium absent. Eye well developed. 

 Ocular row consisting of four bristles. Frontal tubercle large 

 and conspicuous. Antepygidial bristles absent. Fifth tarsal 

 segment of each leg armed with four pairs of lateral plantar 

 bristles. 



This genus is represented in the East by two species which 

 may be separated by the following key. 



Key to the Eastern Species of Trichopsylla 



Middle of the three rows of bristles on the postantennal region consisting 

 of three bristles T. lotoris 



Middle of the three rows of bristles on the postantennal region consisting 

 of five bristles T. floridensis 



Trichopsylla floridensis I. Fox 



(Plate VIII, figs. 34, 36, 39) 



1939 Trichopsylla floridensis I. Fox, Proc. Ent. Soc. Washington, 41:45, 

 PI. 6, fig. 6. 



Male. Preantennal region of the head with two rows of 

 bristles; the upper row consisting of six, the lower row con- 

 sisting of four much stouter ones arranged in an oblique line. 

 Genal process heavily pigmented and pointed. First segment of 

 the antenna with numerous small setae in a longitudinal row; 

 apically with eight or nine larger setae in a transverse row of 

 about eight small setae and several long bristles about as long as 

 the third segment. Postantennal region armed with three 

 irregular rows of bristles; the first consisting of three stout 

 bristles, the second of five, and the third or marginal row of 

 about nine long bristles which alternate with about seven small 

 setae. Labial palpus reaching to about two-thirds the length of 

 the fore coxa. Dorsal region of the head and thorax with a 

 conspicuous pubescence. Pronotum with a marginal row of 



