skeleton of a dolphin

carpus

Portion of the pectoral fin formed of short bones between the radius, the ulna and the metacarpus.

ulna

Short bone of the pectoral fin between the humerus and the carpus.

rib

Thin curved bone articulating with the vertebral column and the sternum.

vestigial pelvis

Rudimentary bone resulting from the reduction of the pelvis and posterior limbs located in the muscle mass.

humerus

Short bone of the pectoral fin articulating with the scapula, the radius and the ulna.

radius

Short bone of the pectoral fin between the humerus and the carpus.

metacarpus

Part of the pectoral fin formed of several long bones; it connects the carpus to the first phalange.

phalanges

Fixed bones forming the skeleton of the digits.

vertebra

Bony part of the dorsal portion of the body mainly supporting the ribs; all the vertebrae together form the vertebral column.

scapula

Large thin flat bone connected to the vertebral column and allowing the pectoral fin to move.

skull

Bony structure enclosing and protecting the brain.

orbit

Bony cavity of the upper lateral potion of the head containing the eye.

maxilla

Toothed bone comprising the upper jaw.

mandible

Toothed bone forming the lower jaw.