Term: caudal fin regenerating fin
Name: caudal fin
Synonyms: tail, tail fin
Definition: Fin that is the most posterior median fin. It is composed of a complex of three modified centra and modified neural and hemal arches and spines.
Ontology: Anatomy Ontology [ZFA:0001058]

Name: regenerating fin
Synonyms: regenerating fins
Definition: Fin undergoing the process of regeneration.
Ontology: Anatomy Ontology [ZFA:0001269]