part of
start stage
end stage
endocrine system
ultimobranchial body
Glands that produce calcitonin. In adult fish the glands lie as two groups of follicles at the transverse septum close to the sinus venosus.
TAO:0001448
ZFA:0001448
ultimobranchial bodies
zebrafish_anatomy
multi-tissue structure
hatching:pec-fin
adult