PLATE XIX. 



PAGE 



Figs. 1-13. Sepia sulcata, n. sp., . . . 137 



Fig. 1. Ventral aspect of the specimen ; natural size. 



Fig. 2. Dorsal aspect of the specimen ; natural size. 



Fig. 3. The left tentacular club ; magnified 7 diameters. 



Fig. 4. The hectocotylised arm ; magnified 2 diameters. 



Fig. 5. A transverse section of the same, to show the groove and the rounded 



fillet lying in it ; magnified 3 diameters. 

 Fig. 6. A tentacular sucker ; magnified 40 diameters. 

 Fig. 7. A sucker from one of the sessile arms ; magnified 40 diameters. 

 Fig. 8. A portion of the papillary area ; magnified 200 diameters. 

 Fig. 9. The ventral mandible ; natural size. 

 Fig. 10. The dorsal mandible; natural size. 

 Fig. 11. Ventral aspect of the shell; natural size. 

 Fig. 12. Lateral aspect of the shell ; natural size. 

 Fig. 13. Dorsal aspect of the shell ; natural size. 



Figs. 14-24. Sepia elliptica, n. sp., . . . 131 



Fig. 1 4. Dorsal view of a specimen ; natural size. 



Fig. 15. Ventral view of a specimen ; natural size. 



Fig. 16. Inner aspect of the hectocotylised arm; magnified 2 diameters. 



Fig. 17. A sucker from a sessile arm, with smooth horny ring ; magnified 



20 diameters. 

 Fig. 18. A portion of the papillary area, the upper margin is the horny ring; 



magnified 200 diameters. 

 Fig. 19. A somewhat compressed sucker from a sessile arm, showing slight toothing 



of the distal margin of the horny ring ; magnified 20 diameters. 

 Fig. 20. Ventral mandible ; natural size. 

 Fig. 21. Dorsal mandible ; natural size. 

 Fig. 22. Dorsal aspect of the shell ; natural size. 

 Fig. 23. Lateral aspect of the shell ; natural size. 

 Fig. 24. Ventral aspect of the shell ; natural size. 



