Sentence Examples

  • As additional features of the subclass may be mentioned the absence of a corpus callosum connecting the right and left hemispheres of the brain,' and of a fossa in the septum between the two auricles of the heart.
  • They were placed by Marsh in a distinct subclass of birds,Odontornithes.
  • We conclude, therefore, that the primitive stock of the former subclass became early differentiated from that of the latter.
  • Instead of recognizing, as before, a subclass in the Ratitae of Merrem, Nitzsch now reduced them to the rank of an order under the name " Platysternae," placing them between the " Gallinaceae " and " Grallae," though admitting that in their pterylosis they differ from all other birds, in ways that he is at great pains to describe, in each of the four genera examined by him - Struthio, Rhea, Dromaeus and Casuarius.
  • Pp. 161, 162) for their reception a " subclass" Odontornithes and an order Ichthyornithes.

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