OPALINID CILIATE INFUSORIANS — METOALF 495 



ZELLEBIELLA CORNUCOPIA CarinI 



Figure 50 



Host: Leptodadylus ocellatus (Linnaeus), from Brazil. 

 The body is flattened and curved. The anterior end is much wider 

 than the rest of the body. The outUne of the animals appears to be 



Figure 50.— Zelleriella cornucopia Carini from Leptodadylus ocellatus, X ca. 380. (After Carini.) 



trumpet-shaped. The larger specimens measure 180-220/zin length; 

 in these the anterior end is 75-100/i in width. The two spherical 

 nuclei measure 20-22/i in diameter. 



FiauHB 51.— Zelleriella corniola Carini from Leptodadylus ocellatus. (After Carini.) 



