The New Encyclopaedia Britannica, Volumes 1-10Encyclopaedia Britannica, 1974 - Reference [1] Propaedia: outline of knowledge and guide to the Britannica.--[2]-[11] Micropaedia: ready reference and index.--[12]-[30] Macropaedia: knowledge in depth. |
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Page 169
... gastrotrichs in nature . The few quantitative studies of the seasonal dynamics of freshwater gastrotrich populations ( Figs . 7.4 and 7.6 ) have shown that population densities are usually ( but not always ) lowest during the winter ...
... gastrotrichs in nature . The few quantitative studies of the seasonal dynamics of freshwater gastrotrich populations ( Figs . 7.4 and 7.6 ) have shown that population densities are usually ( but not always ) lowest during the winter ...
Page 288
... (Gastrotrichs). Greek gaster, stomach; thrix, hair The phylum Gastrotricha derives its name from the cilia that cover the ventral side, the term from Greek meaning “hairy stomach.” Elsewhere on the animal, bristles, spines, or scales ...
... (Gastrotrichs). Greek gaster, stomach; thrix, hair The phylum Gastrotricha derives its name from the cilia that cover the ventral side, the term from Greek meaning “hairy stomach.” Elsewhere on the animal, bristles, spines, or scales ...
Page 318
... Gastrotrichs are abundant in most kinds of inland- water habitats . The few careful attempts to quantify population density have reported densities of 50 000-1 200 000 gastrotrichs m 2 , which , because of their tiny body size ...
... Gastrotrichs are abundant in most kinds of inland- water habitats . The few careful attempts to quantify population density have reported densities of 50 000-1 200 000 gastrotrichs m 2 , which , because of their tiny body size ...
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The New Encyclopaedia Britannica, Volumes 1-10 Encyclopaedia Britannica Publishers, Inc. Staff No preview available - 1974 |
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