Grooves on the scale radiating from the focus. Zebrafish have primary radii that start at the focus and extend to the posterior margin of the scale. [ http://zfin.org/ZDB-PUB-180311-2 ORCiD:0000-0002-2244-7917 GOC:cvs ]
Synonyms: scale radii
Term information
Term relations
- groove
- neural crest-derived structure
- mesoderm-derived structure
- existence starts during or after some unknown
- part of some scale