Term: vertebra centrum
Note: This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name.
Name: vertebra
Synonyms: vertebrae
Definition: All serially repeated ossified, cartilaginous, and ligamentous elements around the notochord (Schultze and Arratia, 1988). Adult zebrafish usually 32 vertebrae but may have as few as 30 to as many as 33 vertebrae.
Ontology: Anatomy Ontology [ZFA:0001189]
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]