National Resource Center for Cephalopods

Tompsett, D.H. 1939. Sepia. Liverpool Marine Biological Committee Memoirs. 32: 184 pp. London. Williams and Norgate.

Plate 4, Figures 7-14.

 

Fig. 7. Anterior view of the mouth and arms of a female specimen.      
Fig. 8. Section through the skin, taken from the back of Sepia officinalis, to show the position of the chromatophores and iridocytes. (After Kuhn and Heberdey, from unstained preparations). Highly magnified.
Fig. 9. Surface view of the skin from the back of Sepia officinalis. On the left side the chromatophores are in focus; on the right, the deeper Iying iridocytes. In surface view the iridocytes have optically empty centres. (After Kuhn and Heberdey, from unstained preparations). Highly magnified.
Fig. 10. Diagram of a single chromatophore. (a) Con­tracted. (b) Expanded. The muscle fibres should be about four times as long as they are actually drawn. (Adapted from Bozler). Highly magnified.
Fig. II. Right tentacle.
Fig. I2. Hectocotylised arm of male.
Fig. I3. Optical section through a typical sucker taken from arm number 3.
Fig. I4. Surface view of the mouth of a typical sucker.

Key to Abbreviations