Sentence Examples

  • In the same year, 1866, Franz Martin Hilgendorf (1839 - studied the shells of Planorbis from the Miocene lake basin underlying the present village of Steinheim in Wurttemberg, and introduced the method of examination of large numbers of individual specimens, a method which has become of prime importance in the science.
  • One species of Limnophilus uses small but entire leaves; another, the shells of the pondsnail Planorbis; another, pieces of stick arranged transversely with reference to the long axis of the tube.
  • One can imagine the interest and astonishment with which the great Greek would have been filled had some unduly precocious disciple shown to him the red-blood-system of the marine terrestrial Annelids; the red blood of Planorbis, of Apus cancriformis, and of the Mediterranean razor shell, Solen legumen.
  • Planorbis has the spire of the shell in one plane.
  • Planorbis, British.

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