boo 



Fig. 233. A cross section of a nodule conta.ning a sequestrum 

 situated in tlie outer or longitudinal muscular layer 

 (circular layer of the muscular wall not affected). 

 After Moore, 1896, fig. 2a. 



Fig. 234. A section showing a tapeworm and a necrotic mass 

 within the muscular wall. After Moore, 1895, flg. 2b. 



Fig. 235. 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. 2.36-242. Davainea Friedbergeri.] 

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

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



fig. 2. 

 F:g. 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. 

 F;g. 240. View of head of same, en face, showing armed rostel- 



luim and 4 armed suckers, xl20. After Megnin 1S78 

 PI. IV, flg. 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) m.ignified. After Rudolphi 1810 



Tab. Ill, fig. 19. 

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



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

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



suckers. x35. After Krabbe, 1882, Tab. II, flg. 66. 



From material colleofed in Turkestan by Pedts- 



chenko. 

 Fig. 246. Hook from rostellum nf same. xn20. After Krabbi- 



1869, Tab. II. fig. 67. 



Plate XIX, Figs. 247-255.-Echinocotyle Rosseteri and Ophryo- 



eotyle proteus. 



[Fi.gs. 247-251. Kehinnontyle Rosseteri.] 



Fig. 2-17. Strobila. xl20. After R. Blanchard. 1S91B. flg. l. 



