Sentence Examples


  • There are several varieties of snakes, of which three species (all vipers) are poisonous.
  • The Elapinae have comparatively short fangs, while those of the vipers, especially the crotaline snakes, are much longer, sometimes nearly an inch in length.
  • Viperinae, vipers (q.v.) or adders.
  • About 60 species of pit-vipers are recognizable.
  • American pit-vipers by the possession of a loreal shield, i.e.