ichthyootoxin

ich·thy·o·o·tox·in

(ik'thē-ō-ō-tok'sin),
Toxic substance restricted to fish roe.
[ichthyo- + G. ōon, egg, + toxikon, poison]

ichthyootoxin

(ĭk″thē-ō″ō-tŏk′sĭn) [″ + oon, egg, + toxikon, poison]
A toxin present in the roe of certain fish.