1) Parovarium 
The epoophoron or epoöphoron (also called organ of Rosenmüller or the parovarium) is a remnant of the Mesonephric duct that can be found next to the ovary and fallopian tube. ==Anatomy== It may contain 10-15 transverse small ducts or tubules that lead to the Gartner’s duct (also longitudinal duct of epoophoron) that represents the caudal remna...
• (n.) See Parovarium.
(ep″o-of´ә-rәn) a vestigial structure associated with the ovary.
Ep`o·öph'o·ron noun [ New Latin , from Greek 
Type: Term Pronunciation: ep′ō-of′ŏ-ron Definitions: 1. A collection of rudimentary tubules in the mesosalpinx between the ovary and the uterine tube; composed of two portions, the longitudinal duct of epoophoron and the transverse ductules of epoophoron, they are the vestiges of tubules of the middle portion of the mesonephro...