VL(right)ms

Cell lineage of regularly developing sea urchin embryo: VL(right)ms

Cell name	VL(right)ms
Cleavage number	5
Number of cells after cleavage	32
Cleavage direction (with respect to the A/V axis)	horizontal
Mother cell	VL(right)m
Sister cell	VL(right)mk
Progeny
Tier
Prospective territory	Small micromeres (lineage founder cell)