Term: pectoral fin posterior region
Name: pectoral fin
Synonyms: forefin, pectoral fins
Definition: Paired fin that is located in the thoracic region of the body.
Ontology: Anatomy Ontology [ZFA:0001161]

Name: posterior region
Synonyms:
Definition: Anatomical region posteriorly located on the body or body part.
Ontology: Spatial Ontology [BSPO:0000072]