290 



Ari'JJXDlX 



TABLE 3 



ANIMALS OCCURRING IN THE ANOXIC REGIONS OF LAKES (IN 

 PART ACCORDLNG TO WELCH, 1935) 



The organisms enumeratku by Waud (1940) weuk found in a pond. 

 Organisms Source 



1. Protozoa 

 a. Rhizopods: 



Actinosphaerium eichhorni, Arnoeba proteus Imel, 1915 



Dactylosphaerium radiosum, Difflngia globostoma " " 



Diffhigia sp., Pelomyxa sp. Jiiday, 1908 



Pelomyxa palustris, Pelomyxa villosa Moore, 1939 



b. Flagellates: 



Cryptomonads 



Monas sp., Peranema sp. 



Peranema sp. 



c. Ciliates: 



Caenoniorpha sp., Coleps sp., Colpidimn sp. 



Colpidium sp. 



Lacrymaria sp., Paramaeciuin sp. 



Paramaeciuin bursaria 



Prorodon sp. 



Stentor coeruleus 



Uronema sp. 



Vorticella sp. 



Anguillula sp. 

 Hydromermis sp. 

 Mermis sp. 

 Trilobus bastian 



2. Nemathelminthes 



Ghaetonotus sp. 

 Chaetonotus sp. 

 "Gastrotrich" 



3. Gastrotricha 



Juday, 1908 



Moore, 1939 



Imel, 1915 



4- Rotatoria 



Philodina sp. 



Rotaria rotatoria, Rotaria tridicus 



Birge & Juday, 1911 

 Moore, 1939 



