caseworm

Definitions of caseworm
  1. noun
    insect larva that constructs a protective case around its body
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    types:
    caddisworm, strawworm
    larva of the caddis fly; constructs a case of silk covered with sand or plant debris
    type of:
    larva
    the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphose
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