Sentence Examples


  • 3) are among the most remarkable forms. Simple bifid setae, such as those of Oligochaetes, are also present in certain forms.
  • The setae are either entirely capillary or there are in addition some sigmoid setae even with bifid free extremities.
  • Shell thin; operculum absent; tentacles bifid; foot secretes a float; pelagic. Janthina.
  • Cephalic shield bifid posteriorly; margins of foot slightly developed; genital duct diaulic; visceral cornmissure streptoneur ous; shell thick, with prominent spire and elongated aperture; a horny operculum.
  • The intestinal sac has become bifid and is usually devoid of branches.

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