76 



A. E, SHIPLEY 



magnus, validus, a parte basali incisura circulari distinctus. 

 Hamulus aceessorius gracilis, subulatus. Longitude 26 mm., 

 latitudo 1,5 mm. » — Leuckart. 



Habitat. — In the lungs of the Egyptian cobra Naja haje. This 

 species was established by Leuckart who was well acquainted with 

 the P. armulatus, from the same host. The différences enumerated 

 in the diagnosis seem sufficiently important to establish a new 

 species but the author of it remarks that a superficial observer is 

 very apt to mistake P. subuliferus with immature examples of 

 F. annulatus. 



19. — PoROGEPHALUs TERETiuscuLUs Baird (1). 



Synonym. — Pentastomum teretiusculum Baird. 



Diagnosis. — « Head rounded and truncated. Body cylindricai. 

 of a red colour, considerably more attenuated posteriorly. ïail 



Fig. 22. — Pnrocephalus teretiusculus Baird. — A, anterior and of body X 6 : 

 B, hook. Both after Spencer. 



shortly bilobed. Greatest width of body about 4 or 5 lines below 

 the head ; it then gradually atténuâtes till it reaches the posterior 

 extremity. Integument annulosely ringed ; rings about one-third 

 of a line in width. 



Length 2 inches 5 lines, breadthS lines. The only spécimen taken 

 is a female. » — Baird. 



Habitat. — Taken from the mouth of an Australian snake, Fojo/o- 



(1) Proc. Zool. Soc, 1862, p. 114 



