| Name: | centrum |
|---|---|
| Synonyms: | autocentrum |
| Definition: | Centra are represented by mineralized, calcified, or ossified portions that surround the notochord. The autocentrum, present in Danio and all other living teleosts, is formed by direct ossification outside the elastica externa of the notochord (Arratia, 1999). |
| Ontology: | Anatomy Ontology [ZFA:0000126] |
| Name: | hollow |
|---|---|
| Synonyms: | |
| Definition: | A quality inhering in a bearer by virtue of the bearer's having an empty space or cavity within. |
| Ontology: | Phenotypic Quality Ontology [PATO:0002078] |