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“plesiomorph”
plesiomorph
The original character of a branching phyletic lineage, found in the ancestral forms.
This entry is located in the following units:
morpho-, morph-, -morphous, -morphically, -morphia, -morphosis, -morphously, -morphy, -morphic, -morphism
(page 18)
plesio-, plesi-
(page 1)