Term: ventral fin fold ventral region
Name: ventral fin fold
Synonyms: anal fin fold, tail fin fold, ventral fin
Definition: Region of the median fin fold that develops into the anal and caudal fin.
Ontology: Anatomy Ontology [ZFA:0001069]

Name: ventral region
Synonyms:
Definition: Anatomical region ventrally located on the body or body part.
Ontology: Spatial Ontology [BSPO:0000084]