apical ectodermal ridge formation
AER formation
related
apical epidermal ridge formation
exact
crista ectodermalis apicalis formation
related
The process that gives rise to the apical ectodermal ridge. This process pertains to the initial formation of a structure from unspecified parts.
GO:0048646
anatomical structure formation involved in morphogenesis
is_a
GO:0035107
appendage morphogenesis
part_of