Term: posterior lateral line primordium anatomical region
Name: posterior lateral line primordium
Synonyms: posterior lateral line primordia
Definition: A migrating group of cells originating from the posterior lateral line placode. The primordium deposits seven to nine neuromasts and interneuromasts between them during its posterior migration to the tail.
Ontology: Anatomy Ontology [ZFA:0001157]

Name: anatomical region
Synonyms:
Definition: A 3D region in space without well-defined compartmental boundaries; for example, the dorsal region of an ectoderm.
Ontology: Spatial Ontology [BSPO:0000070]