cladistics(redirected from Plesiomorphies)
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n. (used with a sing. verb)
A system of classification based on the presumed phylogenetic relationships and evolutionary history of groups of organisms.
cla·dis′tic, cla·dis′ti·cal adj.
(Biology) (functioning as singular) biology a method of grouping animals that makes use of lines of descent rather than structural similarities
[C20: New Latin, from Greek klādos branch, shoot]
n. (used with a pl. v.)
1. a system of classification of organisms based on the branchings of clades.
2. the study of such systems.
clad•ist (ˈklæd ɪst) n.
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|Noun||1.||cladistics - a system of biological taxonomy based on the quantitative analysis of comparative data and used to reconstruct cladograms summarizing the (assumed) phylogenetic relations and evolutionary history of groups of organisms|
taxonomy - (biology) study of the general principles of scientific classification