ciliary ring


or·bi·cu·lus cil·i·ar·is

(ōr-bik'yū-lŭs sil'ē-ār'is), [TA] The darkly pigmented posterior zone of the ciliary body continuous with the retina at the ora serrata. Synonym(s): ciliary disc, ciliary ring, pars plana [Mod. L.]

or·bi·cu·lus cil·i·ar·is

(ōr-bik'yū-lŭs sil'ē-ar'is) [TA] The darkly pigmented posterior zone of the ciliary body continuous with the retina at the ora serrata.
Synonym(s): ciliary disc, ciliary ring, pars plana. [Mod. L.]

annulus ciliaris 

The ring-line structure between the iris and the choroid. Syn. ciliary ring.