72 



A. E. SHIPLEY 



end. Botli spécimens seemed to be mature, and to be swollen out, 

 by the development of the gênera tive organs, the rings were almost 



Fig. 16. — Porocephalus megastomus Diesing. — A, natural size ; B, ventral 

 end ; C, latéral view of head. After Diesing. 



obliterated but sufficient traces of them existed to show that they 

 are very numerous (70-90). The very large mouth is perhaps 

 their most striking feature. 



14. — Porocephalus moniliformis Diesing. 



Synonym. — Pentastoma moniliforme Diesing. 



DiAGNOsis. — « Corpus clavalum, postice attenuatum, extremitate 

 caudali acuminata, moniliforme constrictum. Caput rotundatum 



( ? os orbiculare inter bothria arcua- 

 ^y ^ - ~ * \vX tim disposita situm). Long. fem. 49,5 

 mm. crassities antice 4,5 mm., postice 

 ult. 2,2 mm. » — Leuckart. 



Fig. 17. — Porocephalus moniliformis Diesing. — A, head X*'; B, animal 

 in natural sîze. After Diesing. 



HABrrAï.— The lungs of Pythons, Asterophis tigris {Python molurus 

 and Python retùmlalus). 

 The number of rings isnot stated in tiiis species. Diesing figures 



