palatoquadrate cartilage

Term ID

ZFA:0001399

Synonyms

• dorsal mandibular cartilage
• pterygoquadrate
• quadrate cartilage

Definition

Cartilage that is the dorsal component of the first pharyngeal arch. It is roughly triangular with slightly concave dorsal edges and convex ventral edges. The anteroventral corner gives rise the quadrate and articulates with the posterior end of Meckel's cartilage. The anterodorsal tip articulates with the lateral edge of the ethmoid plate and the posteroventral edge articulates with the anterodorsal edge of the hyosymplectic. (1)

Appears at

Hatching:Long-pec (48.0h-60.0h)

Evident until

Adult (90d-730d, breeding adult)

References

• TAO:0001399

Figures

Ontology

Anatomy Ontology