part of start stage end stage chondrocranium cartilage epiphyseal bar zebrafish_anatomy Bilaterally paired medial bar of cartilage formed at midorbit through medial chondrification from triangles of cartilage that later form the junction of the taeniae marginales anterior, taeniae marginales posterior and the epiphyseal bar. TAO:0001502 ZFA:0001502 neurocranium unknown adult