Chart-2, BIO 3220, Visceral Arches and Derivatives

(adapted from Kent, Comparative Anatomy of the Vertebrates, 1992)

ARCH SHARK TELEOST FROG REPTILE MAMMAL
I Meckel’s = Mandibular Cartilage Articular Articular Articular Malleus
Pterygoquadrate = Palatoquadrate Quadrate, Epipterygoid Quadrate Quadrate, Epipterygoid Incus, Alisphenoid
II Hyomandibula Hyomandibula Columella Stapes Stapes
Ceratohyal Ceratohyal ETC. Hyoid Hyoid Hyoid
Basihyal Hyoid Hyoid Hyoid
III Branchial Skeleton (Includes: Pharyngobranchial; Epibranchial; Ceratobranchial; Hypobranchial; Basibranchial) BS Hyoid Hyoid Hyoid
IV Branchial Skeleton BS Hyoid Hyoid Larynx
V Branchial Skeleton BS Larynx Larynx Larynx
VI Branchial Skeleton BS Absent Absent Absent
VII Branchial Skeleton BS Absent Absent Absent