plesiomorphic
plesiomorphic Applied to a character state that is based on features shared by different groups of biological organisms and inherited from a common ancestor. The term is taken from the Greek plesios, ‘near’, and morphe, ‘form’, and means ‘old-featured’. The features to which it is applied were formerly called ‘primitive’. It is the opposite of apomorphic.
plesiomorphic
plesiomorphic Applied to features that are shared by different groups of biological organisms and are inherited from a common ancestor. The term means ‘old-featured’ and the features to which it is applied were formerly called ‘primitive’.
plesiomorphic
plesiomorphic Applied to features that are shared by different groups of biological organisms and are inherited from a common ancestor. The term means ‘old-featured’ and the features to which it is applied were formerly called ‘primitive’.