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The Atlas

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Skull Anatomy

• OPT Data
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Arch 1 & 2 Development

• Pharyngeal development: Pre-skeletal
• Pharyngeal development: Skeletal

Element Development

• The palatoquadrate: associated bones and articulations
• Meckel’s cartilage: associated bones and articulations
• The hyosymplectic: associated bones and articulations
• The ceratohyal: associated bones and articulations
• The opercle: associated bones and articulations

5 dpf Development

[ Back to The hyosymplectic: associated bones and articulations]

Info	Image Please hold mouse over images to see annotations.
5 dpf zc81Tg Alizarin red	Lateral Movie(s): 5 dpf lateral movie
Description	By 120 hpf, ossification of the hyomandibula (hm) bone can be detected in the perichondrium of the hyomandibular region of the hyosymplectic (hs) along the ventral surface of the facial nerve (VII) foramen (ff).