chaetognath

• Nom désignant tout ver marin transparent de l'embranchement des Chaetognatha, caractérisé par des nageoires latérales et caudales horizontales et par une rangée de soies courbes mobiles de chaque côté de la bouche.

A noun referring to any transparent marine worm of the phylum Chaetognatha, characterized by horizontal lateral and caudal fins and a row of movable curved spines on each side of the mouth.

1. C2formalscientific

   Any worm of the phylum Chaetognatha; a transparent marine worm with horizontal lateral and caudal fins and a row of movable curved spines at each side of the mouth.

   Chétognathe

   • The chaetognath is a common predator in planktonic communities.
   • Researchers observed the chaetognath using its spines to capture prey.
   • Chaetognaths are often called arrow worms due to their shape.

   Synonymesarrowworm