4i8 



SPECIFIC MICRO-ORGANISMS 



A B C ■ ^ . 



Fig. 178. — tamblia intestinalis. A/'Ventralaspect; B, lateral view; C, in posi- 

 tion on epithelium; D, the same enlarged. (From Dojlein after Grassi'jind Schewia- 

 koff.) 



A B C 



Fig. 179. — Trimasiigamceba philippinensis. A, Early stage of division o£ the 

 nucleus. The polar caps are still tinited by a bridge. The equatorial plate has 

 formed. B, Ordinary cyst. G, Vegetative form showing tjie nucleus and a second 

 chromatin granule (split off from it?). D, Flagellated form showing remains of the 

 rhizoplast between the nucleus and the basal granules. E, Flagellated form with 

 pseudopodia. (After Whitmore.) 



