82 MISC. PUBLICATION 5 0, U. S. DEPT. OF AGRICULTURE 



Frontal tubercle absent. Head witb a fronto-epicranial groove. Genal comb 

 consisting of 4 spines, of which the most posterior is closely appressed to 

 the genal border and partially covers the genal process. Genal process extend- 

 ing farther distad than adjacent genal spine ; rounded apically. Eye vestigial ; 

 eye area pigmented. Labial palpus consisting of 4 segments. Pronotum with 

 a comb. Three antepygidial bristles present on a side. Coxa III without a 

 patch of spinelets on inner surface. Fifth tarsal segment of each leg armed 

 with 4 pairs of lateral plantar bristles and a basal, submedian, ventral pair. 



This genus is represented in North America by two species. 

 According to Dalla Torre (10, p. 2) Stenopsylla Cunha is a synonym 

 of Doratopsylla. 



DORATOPSYLLA BLARINAE C. FoX 

 (Fig. 8, H) 



Doratopsylla Uarinae C. Fox, 1914, U. S. Pub. Health Serv. Hyg. Lab. Bui. 

 97: 11, pi. 4, figs. 1-3. 



Type host. — Blarina brevicauda (Say) (short-tailed shrew). 

 Type locality.— Washington, D. C. 

 Range. — Eastern part of the United States. 



This species has recently been redescribed and figured by I. Fox 

 (25, pp. 92 and 181). 



Doratopsylla intermedia copha (Jordan), new combination 



Stenopsylla intermedia copha Jordan, 1926, Novitates Zool. 33 : 391, figs. 15-16. 



Type host. — "Didelphys azarae" (opossum). 

 Type locality. — Boquete, Panama. 

 Range. — Known only from Panama. 



The original description of this subspecies is accompanied by 

 illustrations of the male and female terminalia. 



Doratopsylla intermedia vidua (Jordan), new combination 



Stenopsylla intermedia vidua Jordan, 1926, Novitates Zool. 33: 392, fig. 17. 



Type host. — Didelphis sp. (opossum). 



Type locality. — Misantla, Mexico. 



Range. — Known only from Mexico. 



This subspecies was based upon a single female. The original 

 description is accompanied by an illustration of the female termin- 

 alia. It is exceedingly brief, reading as follows: "The sinus of ster- 

 nite VII (text fig. 17) very shallow, the incrassation weak, the 

 upper bristle far in front of the subapical pair and thin." 



The Genus Ctenophthalmus Kolenati 



(Fig. 9, B) 



Ctenophthalmus Kolenati, 1856, Die Parasiten der Chiroptern, p. 33. Type, 

 Ctenophthalmus bisocfodentatus Kolenati (by subsequent designation). 



Frontal tubercle large and prominent, acuminate. Head without a fronto- 

 epicranial groove or with a very slight one in male; head with a fronto-epicranial 

 groove in the female. Genal comb consisting of 3 spines, the first 2 being much 

 shorter than the third. Eyes vestigial. Labial palpus consisting of 5 segments, 

 the distal one armed with a curved apical bristle. Fronotuni with a comb. Three 

 antepygidial bristles present on a side. Coxa III without a patch of spinelets on 

 inner surface. Fifth tarsal segments of legs I and II armed with 4 pairs of 



