SOME PARASITES PROM CEYLON. 55 



EXPLANATION OF PLATE 



Illustratinij Mr. A. E. Shiplei/s Article on " Parasites from Cetjlon" 



Fig. 1. — Duthiersia fimhriata. Dies, x 10. 



Fig. 2. — A longitudinal horizontal section, x about 10, through 

 the head of D. fimbriata, showing on the right side the anterior 

 and the posterior opening into the bothrium. 



Fig, 3. — The head of ZJ.yim&Wato, x 10, viewed e/i /ace. 



Fig. 4. — Large and small hooks from Tcenia polycalcaria, Von 

 Lins. Slightly magnified. From Von Linstow. 



Fig. 5. — Transverse section of T. mceander, Von Lins. Highly 

 magnified, c, cirrus-sac ; e, external bundles of muscles ; ^, inter- 

 nal bundles of muscles ; lu, lateral excretory canals ; n, nerve : 

 0, ovary ; r, receptaculum seminis : s, shell gland : t, testis ; 

 V, vagina ; y, yolk gland. From Von Linstow. 



Fig. 6. — Head of T. mceander, highly magnified. From Von 

 Linstow. 



Fig. 7. — Hook from T. mceander, highly magnified. From Von 

 Linstow. 



Fig. 8. — Head of Aca?ithofcenia shipleyi, Von Lins. Showing 

 the bristles. Highly magnified. From Von Linstow. 



Fig. 9. — Proglottis of Acanthotcenia shipleyi. Von Lins. Magni, 

 fied. c, cirrus-sac ; d, yolk gland ; k, ovary ; t, testis ; y, vagina. 



Fig. 10. — Four specimens of Sarcocystis tenella, Raill., x 1. 



Fig, 1 ] . — A portion of the duodenum of Python molurus, with 

 specimens of Bothridium pythonis, Blainv., attached, x 12. 



Fig. 12. — Head of B. pythonis, x 12. 



Fig. 13. — Head of B. 'pythonis viewed en face, x 12. 



Figs. 14, 14a, \41). — Views of Paramphistomum. hatliycotyle, 

 Fisch., X 5, showing different sizes and outlines. 



Fig. 15. — Longitudinal vertical section through the head of B. 

 pytho?iis, showing the anterior and posterior openings into a 

 bothrium, and the way in which the villi of the snake's intestine 

 are surrounded by the bothrium, x 24. 



Fig. 16. — A longitudinal horizontal section through the head of 

 B. pythonis, showing the posterior opening into one of the bothria 

 X 16. 



Fig. 17. — A transverse section of Sarcocystis tenella^ Raill., 

 showing the chambers and the granular contents or spores. Highly 

 magnified. 



