<p><strong>Fig. 3.28.</strong> Anatomy of a sea anemone showing some internal structures. 1. Tentacle, 2. Pharnyx, 5. Septum, 8. Pedal disk, 9. Retractor muscle, 12. Collar, 13. Mouth, 14. Oral disk</p>

Fig. 3.28. Anatomy of a sea anemone showing some internal structures. 1. Tentacle, 2. Pharnyx, 5. Septum, 8. Pedal disk, 9. Retractor muscle, 12. Collar, 13. Mouth, 14. Oral disk

Image courtesy of Hans Hillewaert, Wikimedia Commons