intravitelline

in·tra·vi·tel·line

(in'tră-vi-tel'in, -ēn), Within the vitellus or yolk of an egg.
See also: yolk (1).

intravitelline

(ĭn″tră-vī-tĕl′ĭn) [″ + vitellus, yoke] Within the vitelline or yolk.