Term: horizontal myoseptum melanocyte
Name: horizontal myoseptum
Synonyms: horizontal septum
Definition: A connective tissue partition developing at the apex of the chevron-shaped myotome and separating dorsal (epaxial) and ventral (hypaxial) body wall muscle masses.
Ontology: Anatomy Ontology [ZFA:0000671]

Name: melanocyte
Synonyms: melanophore
Definition: A pigment cell derived from the neural crest. Contains melanin-filled pigment granules, which gives a brown to black appearance.
Ontology: Anatomy Ontology [ZFA:0009091]