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Aschelminths generally feed on small particles, such as bacteria, protozoans,
and organic detritus; but many nematodes and rotifers and all priapulids are
carnivorous and can kill and ingest larger animals. Digestion is believed to be ...
In rotifers this tail is called a foot; it may be divided at the tip to form spurs (see
Figure 1) or toes, at the ends of which pedal glands extrude an adhesive cement.
Similarly, the tail of chaetonotoid gastrotrichs has tubes that produce an adhesive
Three similar groups of cells are buried within the nematode esophagus and
empty by ducts into the lumen. In kinorhynchs the esophagus has an epithelial
cell layer below the lining; the latter is derived from the cuticle. In rotifers, the
mouth is ...
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This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review