| Name: | otic vesicle |
|---|---|
| Synonyms: | otic capsule, otocyst, ov |
| Definition: | Epithelial sac present beside the fifth rhombomere; forms the semicircular canals dorsally and the otolith organs ventrally, and houses the acoustico-vestibular sensory epithelia (maculae) of hair cells. (Also see Anatomical Atlas entry for ear by T. Whitfield.) |
| Ontology: | Anatomy Ontology [ZFA:0000051] |
| Name: | has extra parts of type |
|---|---|
| Synonyms: | has extra parts of, has increased number of, having extra physical parts, having supernumerary physical parts, increased number of |
| Definition: | The bearer of this quality has_part > n of the indicated entity type, where n is the normal amount for a comparable organism. Note that the bearer of the quality is the whole, not the part. |
| Ontology: | Phenotypic Quality Ontology [PATO:0002002] |
| Name: | otolith |
|---|---|
| Synonyms: | immature otolith, immature otoliths, statolith |
| Definition: | Portion of organism substance composed of calcium carbonate located in the otolith organ and positioned over a sensory macula; two form in each vesicle during the late segmentation period. (Also see Anatomical Atlas entry for otolith by T. Whitfield.) |
| Ontology: | Anatomy Ontology [ZFA:0001617] |