part of
develops from
start stage
end stage
EVL
Outermost monolayer of cells surrounding the embryo that become very flattened in the blastula and give rise to the periderm. Sometimes used synonymously with periderm.
TAO:0000086
ZFA:0000086
enveloping layer
zebrafish_anatomy
embryonic structure
blastoderm
superficial blastomere
blastula:30%-epiboly
gastrula:90%-epiboly