Preferred Citation: . The Oceans, Their Physics, Chemistry, and General Biology. New York: Prentice-Hall, c1942 1942. http://ark.cdlib.org/ark:/13030/kt167nb66r/
| ||||||||||||||||
PHYLUM TROCHELMINTHESClass Rotatoria (Rotifera). These are tiny benthic or planktonic organisms provided with rings of cilia for swimming and for gathering food. Vast numbers may occur in the neritic plankton during the warmer seasons. There are about 1200 species of rotifers, of which most are fresh-water inhabitants. |
| ||||||||||||||||
Preferred Citation: . The Oceans, Their Physics, Chemistry, and General Biology. New York: Prentice-Hall, c1942 1942. http://ark.cdlib.org/ark:/13030/kt167nb66r/
