Dictionary of Human Evolution and Biology

  • -id > 9:3


1. structural feature found in an evolving lineage that is distinct from that of the ancestral line. Adjective: apomorphic, apomorphous, aka derived.

See derived trait and synapomorphy.

2. any new morphological, chromosomal or molecular feature that has appeared in an evolving lineage that may indicate a node of divergence, or branch; see cladogenesis.

Full-Text Search Entries

Suggestions from Other Sources

From "Dictionary of Nursing and Individual Health Care"