Term Name: primary posterior lateral line primordium
Synonyms: primary posterior lateral line primordia, primI
Definition: Primordium that forms the first neuromasts of the posterior lateral line. This primordium travels at 1.5-1.7 somites/hour and deposits neuromast that are polarized along the antero-posterior axis.
Appears at: Segmentation:20-25 somites (19.0h-22.0h)
Evident until: Hatching:Long-pec (48.0h-60.0h)
Ontology: Anatomy Ontology [ZFA:0005115]

Relationships
develops from: posterior lateral line placode
develops into: anterior-posterior polarized posterior lateral line neuromast
is a type of: posterior lateral line primordium

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