Sentence Examples


  • The Chitonidae and the Aplacophora are now separated from the Gastropoda and raised to the rank of a distinct class, under the name of Amphineura.
  • Among the Amphineura we find one pair of coelomic ducts in the Aplacophora, two pairs in the Chitons.
  • The Amphineura are divided into two orders: (1) the Polyplacophora, or Chitons; (2) the Aplacophora, or forms without shells, Neomenia, Chaetoderma and their allies.
  • - Aplacophora, von Jhering.
  • The chief points in which the Aplacophora differ from the Polyplacophora are: (1) they are worm-like in shape; (2) there is no distinct foot, and the mantle bears no shell-valves, but only numerous calcareous spicules; (3) the digestive tube is straight.

How would you define aplacophora? Add your definition here.

comments powered by Disqus

Words near aplacophora in the dictionary