DURING THE ' CHALLENGER ' EXPEDITION. 99 



Cypridina punctata (p. 89). 



Fig. 5. Outline of shell, x40. 



Fig. 6. ,, rostrum of right valve. 



Fig. 7. End of mandibular foot. 



Fig. 8. Masticatory process of the same. 



Fig. 9. Caudal lamina. 



Cypridina (?) squamosa (p. 90). 



Fig. 10. Shell seen from right side, X 50. 

 Fig. 11. Portion of shell with sculpture. 

 Fig. 12. Caudal lamina. 



Philomedes agilis, 2 (p. 90). 



Fig. 13. Shell seen from left side, X 40. 

 Fig. 14. Secondary branch of antenna. 

 Fig. 15. Apex of vermiform foot. 

 Fisr. 16. Caudal lamina. 



*&• 



Philomedes corrugata (p. 91). 



Fig. 17. Shell of female seen from right side, 



Fig. 18. ,, above (Flinders Passage) 



Fig. 19. Secondary branch of antenna, <s . 



Fig. 20. Caudal lamina. 



Fig. 21. Outline of shell (Port Jackson). 



_} X 40. 



Fig. 22. Outline of right valve in region of notch. 



Cypridina bairdi (p. 88). 



e i 

 Fig. 23. Outline of left valve. 



Cypridina dance (p. 89). 

 Fig. 24. End of vermiform foot. 



Eurypylus petrosas (p. 94). 



Fig. 25. Mandibular foot. 

 Fig. 26. Caudal lamina. 



