OBO ID: ZFA:0000567
Term Name: premaxilla Search Ontology:
  • premaxillae
Definition: The premaxilla is a bone of the upper jaw. It is an L-shaped bone first visible as a thin sliver in the anterodorsal region of the upper lip, anterior to the dorsal tip of the maxilla (5.7 mm). In the adult, the premaxilla is ligamentously attached to its counterpart at the midline and the kinethmoid posterodorsally, by the premaxillo-rostroid ligaments. Premaxillary teeth are absent in zebrafish.
Appears at: Unknown
Evident until: Adult (90d-730d, breeding adult)
  • TAO:0000567
Ontology: Anatomy Ontology
expand   PHENOTYPE