opisthocoelian definition

  • adjective:
    • opisthocoelous
    • Concave behind; -- applied especially to vertebræ in which the anterior end of the centrum is convex and the posterior concave.
  • others:
    • Hollow or concave behind, as a vertebra: placed on vertebrœ whoever systems or centra tend to be concave regarding the posterior face.
    • Having opisthocœlian vertebræ, as a reptile; of or regarding the Opisthocœlia.
  • noun:
    • A reptile with opisthocœlian vertebræ, or of the order Opisthocœlia.

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