Nidamental a. : Of, pertaining to, or baring, eggs or egg capsules; as, the nidament capsules of certain gastropods; nidamental glands. See Illust. of Dibranchiata.

Example:


Taxonomy
nidamental gland, free encyclopedia, accessory, cephalopods, glands, search, Ventral view, viscera, presence, glandular structure, egg cases, substance, egg masses, Bloodgood, Tissue Cell, Prasad, Copeia, Vecchione.

Defination from the web:
nidamental gland is an internal organ found in some elasmobranchs and certain molluscs, including cephalopods (specifically Decapodiformes and nautiluses) and gastropods. ... Observations on the Nidamental Glands of Hydrolagus colliei, Raja rhina and Platyrhinoidis triseriatus. ...