SHARK

NECTURUS

SOMATIC

Axial

Trunk

Epaxials

Dorsalis trunci

Hypaxials

Rectus abdominis, External oblique

Internal oblique, Transversus abdominis

Thoraciscapularis, Levator scapulae                                                                         rectus abdominis

Hypobranchial

Prehyoid

Coracomandibularis

Geniohyoideus, Genioglossus

Posthyoid

Coracoarcual

Coracohyoid

Rectus cervicis, Omoarcual, Pectoriscapularis

Coracobranchial

(none)

Appendicular

Forelimb

Extensors (abductors)

Procoracohumeralis, Dorsalis scapulae

Latissimus dorsi, Triceps brachii, Forearm extensors

Flexors (adductors)

Suprecoracoideus, Pectoralis, Coracobrachialis, Humeroantebrachialis, Forearm flexors                                                                Forearm flexors

Hindlimb

Extensors (abductors)

Puboischiofemoralis internus, Iliotibialis, Ilioextensorius, Hindlimb extensors                                                                                   ilioextensorius

Flexors (adductors)

Puboischiofemoralis externus, Puboischiotibialis, Pubotibialis, Hindlimb flexors

VISCERAL

Branchiomeric

Arch I (mandibular)

Dorsal constrictors

(Spiracularis, Adductor mandibulae)

Adductor mandibulae anterior,  Adductor mandibulae externus

Ventral constrictors (Intermandibularis)

Intermandibularis

Levators (Levator palatoquadrati)

(none)

Arch II (hyoid)

(second) Dorsal constrictors

(none)

Ventral constrictors (Interhyoideus)

Interhyoideus, Sphincter colli

Arches III- VI

Dorsal and ventral constrictors

Branchiohyoideus, Dilatator laryngis

Levators (Cucullaris)

Lavatores arcuum, Cucullaris