For full functionality of this site it is necessary to enable JavaScript. Here are the instructions how to enable JavaScript in your web browser.

Click here to view publicly accessible slides and webcasts from the FaceBase Phase 2 Final Recap webinar.

FishFace

6 hpf Development

[ Back to Pharyngeal development: Pre-skeletal]

Info Image
Please hold mouse over images to see annotations.
6 hpf
zc81Tg
Alizarin red
Ventral
Lateral
Description

By 151 hpf, the pharyngeal skeleton includes Meckel’s (Mk), palatoquadrate (pq), basihyal (bh), ceratohyal (ch), interhyal (ih), hyosymplectic (hs), ceratobranchial (cb), copula 1, and hypobranchial cartilages. Alizarin red staining indicates the maxilla (mx), dentary (d), retroarticular (ra), entopterygoid (en), ceratohyal bone (chb), branchiostegal ray 3 (bsr3), opercle (op), and hyomandibula (hm) bones, as well as the appearance of the branchiostegal ray 2 (bsr2) bone, derived from the second pharyngeal arch.