Term: pectoral fin bud posterior margin
Name: pectoral fin bud
Synonyms: pectoral fin buds
Definition: Fin bud that develops into the pectoral fin.
Ontology: Anatomy Ontology [ZFA:0000141]

Name: posterior margin
Synonyms:
Definition: Anatomical margin that is located on the posterior side of the body or body part.
Ontology: Spatial Ontology [BSPO:0000672]