A paired appendage that is evolved from a paired fin. The extent of this structure includes autopod, stylopod and zeugopod regions when present, but excludes the girdle and its parts.
Comment:
[homology-note] "Most anatomists now agree that the three proximal bones of the tetrapod limbs are homologous to the two or three proximal elements of the paired fin skeleton of other sarcopterygians, that is the humerus-femur, radius-tibia, and ulna-fibula.[well established][VHOG]" xsd:string {date_retrieved="2012-09-17", external_class="VHOG:0000336", ontology="VHOG", source="ISBN:978-0198540472 Janvier P, Early vertebrates (1996) p.268", source="http://bgee.unil.ch/"}
Synonyms:
exact_synonym:
free limb; limb sensu vertebrata; pentadactyl limb; tetrapod limb