PROTOZOA 



HELIOZOA. 



5. Actinosphaerium. (a) Floating in water in watch-glass. Low power. () Mount on slide, 

 supporting coverslip by two narrow strips of gummed paper. Examine with high power, (c) Stain as 

 in case of Amoeba, to show nuclei, ex. ectoplasm ; en. endoplasm ; ps. pseudopodia ; c. v. contractile 

 vacuole ; ax. axes of pseudopodia (ps. ) ; gr. granular cortex of pseudopodia ; v. ex. vacuoles of 

 ectoplasm ; f. v. food balls in endoplasm. 



