CLADE

Clade

A clade or monophylum is a group consisting of an ancestor and all its descendants, a single "branch" on the "tree of life". The ancestor may be an individual, a population or even a species . Many familiar groups, rodents and insects for example, are clades; others, like lizards and monkeys, are not . [[File:Clade-grade II.svg|thumb|right|334 px|Cladogram of a biological group. The red and blue boxes at right and left represent clades . The green box in the middle is not a clade, but rather represents an evolutionary grade, an incomplete group, because the blue clade at left is descended from it, but is excluded.]] ...

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clade

Noun

  1. A group of animals or other organisms derived from a common ancestor species.
  2. A higher level grouping of a genetic haplogroup.


The above text is a snippet from Wiktionary: clade
and as such is available under the Creative Commons Attribution/Share-Alike License.

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