Ectolecithal

• (a.) Having the food yolk, at the commencement of segmentation, in a peripheral position, and the cleavage process confined to the center of the egg; as, ectolecithal ova.
Found on http://thinkexist.com/dictionary/meaning/ectolecithal/

Ectolecithal

Ec`to·lec'i·thal adjective [ Ecto- + Greek ... the yolk of an egg.] (Biol.) Having the food yolk, at the commencement of segmentation, in a peripheral position, and the cleavage process confined to the center of the egg; as, ectolecithal ova.
Found on http://www.encyclo.co.uk/webster/E/7
No exact match found