mesectoderm

synonym: ectomesenchyme
https://doi.org/10.1351/goldbook.10939

Embryonic migratory cells derived from the neural crest of the head that contribute to the formation of the meninges (see meninx) and become pigment cells.

Source:
PAC, 2016, 88, 713. (Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)) on page 777 [Terms] [Paper]