655 



Fig-. T.i3. A floss section (if a iiodiilo cDiita^niiig a sequestrum 

 situated in tlic dutei- or longitudinal muscular layer 

 (circular layer of the muscular wall not affected). 

 After Moore, 1895, fig. 2a. 



Fig. 2.';t. A section showing a tapeworm and a necrotic mass 

 within the mupcular wall. After Moore, 1895. fig. 2b. 



P'ig. 2.35. A portion of a cross section of. the intestine showing 

 the head of a tapeworm within the muscle and one 

 lying between the villi with its head resting on the 

 basement membrane of the mucosa. Enlarged. 

 After Moore, 1895, fig. 2c. 



[Figs. 2S6-242. Davainea Friedbergeri. | 



Fig. 236. Hook from rostellum. After Friedberger, 1877, fig. I. 



Fig. 237. Hooks from the suckers. After Friedberger, 1S77, 

 fig. 2. 



Fig. 238. Hook of oncosphere. After Friedberger, 1877, fig. 3. 



Fig.239. "T. infundibuliformis var. pharisarum," seu "T 

 agama"=? Davainea Friedbergeri. Natural size. 

 After Megnin. 1878, PI. IV, fig. 1. 



Fig. 240. View of head of same, en face, showing armed rostel- 

 lum and 4 armed suckers. xl20. After Megnin, 1878, 

 PI. IV, fig. 4. 



Fig. 241. Hook from rostellum of same. x725. After Megnin, 

 1878, PI. IV, fig. 4. 



Fig. 242. Segments of same species. x20. After Megnin, 1878. 

 PI. IV, fig. 4. 



[Figs. 243-246. Davainea crassula.] 



Fig. 243. "Eggs" (^Egg sacs) magnified. After Kudoiphi, 1819, 



Tab. Ill, fig. 19. 

 Fig. 244. Hook from rostellum. x920. After Krabbe, 1869, Tab. 



X, fig. 301. From Rudolphi's original specimens. 

 Fig. 245. Anterior end of worm, showing rostellum and twc 



suckers. x35. After Krabbe, 18S2, Tab. II, fig. 66. 



From material collected in Turkestan by Fedts- 



chenko. 

 Fig. 246. Hook from rostellum of same. x920. After Krabbe. 



1869, Tab. IT. fig. 67. 



Plate XIX. Figs. 247-255. — Et-hinocotyle Rosseteri and Ophryo- 

 cotyle proteus. 



[Figs. 247-251. Echinncntyle Rosseteri.] 



Fig. 247. Strobila. xl20. After R. Blanchard, 1891 B. fig. i. 



