1-t SEPIA. 



" We were told/' says the authoress, " that persons bathing have, 

 from a similar rencontre, been drowned, the polypus having succeeded in 

 bearins: them down to the bottom of the sea." — Sia,' Years' Residence in 

 Algiers, p. 380 : London, 1839, in 12mo. 



Plate I. 



Sepia octopus — The Eight-Arm Cuttle Fish. This should be viewed as with 

 the arms downwards, being the natural position. 



Plate II. 



Fig. 1. Se2>ia sepiola — The Diminutive Cuttle Fish. 



2. Ova or capsules of Cuttle Fish, with the embryo in an early stage. 

 8. Embryo farther advanced. 



4. Embryo still farther advanced. 



5. Embryo considerably elongated. 



6. Embryo in a swollen ovum, with the ink-bag visible as a black speck. 



7. Nascent Sepia, having quitted the ovum, slightly enlarged. 



8. The same, more enlarged. 



9. Young Sepia, more enlarged ; with the extended parts better de- 



fined. 



10. Young Sepia, more enlarged. In these two are seen the alterna- 



tions of colour, the aspect and arrangement of some of the internal 

 organization. 



11. Inner surface of a tentaculum, enlarged. 



12. Pearl, or residue of the integument and vitellus amidst the tentacula. 



13. Nascent Sepia, with the pearl. 



14. The same, enlarged. 



Pl.vte III. 



Fig. 1. Sucker of Cuttle Fish in profile 



2. Sucker, as seen in front. 



3, 4, 5, 6, 7. Spawn — parent unknown. 

 S. Spawn of sepiola ? 



9, 10, 11. Ova in different stages of developement. 



Plate IV. 



Bunch of Sepia spawn. 



