Grade


Definition of Grade

From the elephant glossary Section: evolution


Cladogram (family tree) of a biological group. The green box (central) may represent an evolutionary grade (paraphyletic), a group united by conservative anatomical and physiological traits rather than phylogeny. The flanking red and blue boxes are clades (i.e., complete monophyletic subtrees).
Cladogram (family tree) of a biological group. The green box (central) may represent an evolutionary grade (paraphyletic), a group united by conservative anatomical and physiological traits rather than phylogeny. The flanking red and blue boxes are clades (i.e., complete monophyletic subtrees).



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Grade mentioned in The Elephant Database
  • No country match the word Grade in the database.

9 locations holdings in the elephant database match the word Grade.

8 elephants in the elephant database match the word Grade




Reference list Koehl, Dan, (2022). Grade. Elephant Encyclopedia, available online retrieved 20 September 2021 at https://www.elephant.se/index.php?id=177. (archived at the Wayback machine)


Sources used for this article is among others:

  • Cladogram (family tree) of a biological group. The green box (central) may represent an evolutionary grade (paraphyletic), a group united by conservative anatomical and physiological traits rather than phylogeny. The flanking red and blue boxes are clades (i.e., complete monophyletic subtrees).

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Categories glossary | evolution


About this documentThis document was created: 2021-10-17. Latest update: 2021-10-17 07:28:11 included 409 characters with valid HTML5 Valid CSS



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