Organ with organ cavity which consists of the vestibular labyrinth and the cochlear labyrinth. The membranous labyrinth is lodged within the bony labyrinth and has the same general form; it is, however, considerably smaller and is partly separated from the bony walls by a quantity of fluid, the perilymph.[FMA, WP] [ FMA:61022 ]

Synonyms: labyrinthus membranaceus

This is just here as a test because I lose it

Term information


uberon_slim, pheno_slim, organ_slim

depicted by

external definition

A system of communicating epithelial sacs and ducts within the bony labyrinth, containing the endolymph. [TFD][VHOG]

external ontology notes

inner ear has parts membranous and osseuous/bony labyrinth. it's not clear where the EMAPA term 'labyrinth' belong, we place them here for now

has alternative id


homology notes

The labyrinth, or inner ear, evolved very early in vertebrate history and, with many variations in configuration but none of basic design and function, has been retained by all vertebrates.[well established][VHOG]