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Pleisiomorphic vs Plesiomorphic - What's the difference?

pleisiomorphic | plesiomorphic |

As adjectives the difference between pleisiomorphic and plesiomorphic

is that pleisiomorphic is of a characteristic of an organism, acquired from its ancestors; not morphologically distinct from the same feature in an ancestor while plesiomorphic is (cladistics) sharing a character state with an ancestral clade; primitive.

pleisiomorphic

English

Adjective

(en adjective)
  • Of a characteristic of an organism, acquired from its ancestors; not morphologically distinct from the same feature in an ancestor.

    • Antonyms

    *apomorphic

    plesiomorphic

    English

    Adjective

    (en adjective)
  • (cladistics) Sharing a character state with an ancestral clade; primitive.
  • *2000 , Christine A. Nalepa and Claudio Bandi,"Paedomorphosis and Termite Evolution," in Termites: Evolution, Sociality, Symbioses, Ecology [http://books.google.com/books?id=Q_-KUDz2-sYC], ISBN 0792363612, page 68:
  • *:[T]he cockroach Polyphaga may represent a condition more plesiomorphic than in other Dictyoptera, but it could as well be paedomorphic, and therefore more derived than in other Dictyoptera [72].

    • Derived terms

    *plesiomorphically

    Synonyms

    *primitive, basal

    Related terms

    *plesiomorphy *apomorphic *paedomorphic