50 



PROTOZOOLOGY 



as Lieberkuhnia, Myxotheca, etc. The abundantly branching and 

 anastomosing rhizopodia often produce a large network which serves 

 almost exclusively for capturing prey. 



lift, \^i ;;:;;: ;l ; 



;;\v„ 





I'll: 









Fig. 5. Pseudopodia of Elphidium strigilata, X about 50 

 (Schulze from Kiihn). 



4). Axopodium is, unlike the other three types, a more or less 

 semi-permanent structure and composed of axial rod and cytoplas- 

 mic envelope. Axopodia are found in many Heliozoa, such as Actino- 

 phrys, Actinosphaerium, Camptonema, Sphaerastrum, and Acan- 



