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Skeletal elements of the thoracic cavity in bottlenose dolphins (Tursiops truncatus), including thoracic vertebrae, vertebral and sternal ribs, and the sternum (including its first element, the manubrium). Bones of the skull, hyoid complex, and of the cervical and lumbar vertebrae are also shown (modified from Rommel, 1990). Skeletal elements positioned by Rommel (1990) in an assumed “neutral” posture.
