Term: vertebra posterior region
Name: vertebra
Synonyms: vertebrae
Definition: All serially repeated ossified, cartilaginous, and ligamentous elements around the notochord (Schultze and Arratia, 1988). Adult zebrafish usually 32 vertebrae but may have as few as 30 to as many as 33 vertebrae.
Ontology: Anatomy Ontology [ZFA:0001189]

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