More Shark Muscles

This picture is shown for orientation - you can see the intermandibularis in this image.

This shows a closer view of the intermandibularis.

Another view for orientation

This shows the interhyoid - it's visible as the muscle that is being held by the student's thumb and forefinger.  The interhyoideus is a layer directly below the intermandibularis.

This shows the middle layer of muscles in the shark pharyngeal region.  The intermandibularis and interhyoideus have been cut and folded back to expose the coracomandibularis and coracohyoid muscles.  Click here for a labeled picture.

This image shows the coracohyoid muscles and the tip of the forceps is touching the coracobranchial muscle.

This image shows the shark's head from the side.  You can view the spiracularis, cucullaris, adductor mandibulae, and levator palatoquadrati muscles.  Click here for a labeled picture.

This shows the shark's eye with the muscles exposed.  There are two muscles visible in this picture - the dorsal oblique and the anterior rectus.  Click here for a labeled picture.

In this figure, the eye has been pulled toward the ventral surface, exposing the muscles on top of the eyeball.  You can see the dorsal oblique and rectus in this picture.  Click here for the labeled picture.

In this image the eye has been pulled forward so that you can see the lateral rectus.  Click here for a labeled picture.

In this image the eye has been pulled up to show the ventral muscles.  You can see the ventral oblique, the ventral rectus, and the preorbitalis.  Click here for a labeled picture.