Sentence Examples


  • Leeches without biting jaws possess a protrusible proboscis, and generally engulf their prey, as does the horse leech when it attacks earthworms. But some of them are also ectoparasites.
  • There is no armed protrusible pharynx, such as exists in some other Chaetopods.
  • This may be associated with mud-eating habits; but it is not wholly certain that this is the case; for in Chaetogaster and Agriodrilus, which are predaceous worms, there is no protrusible pharynx, though in the latter the oesophagus is thickened through its extent with muscular fibres.
  • The male ducts are either one pair or two pairs, which open by a common and complicated efferent terminal apparatus furnished with a protrusible penis.
  • Canal sometimes with protrusible proboscis; never with gizzard or oesophageal glands; intestine with caeca as a rule.

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