V"an Name. — Simple Ascidians. 
PLATE 45. 
Fig. 7. Caesira lutulenta, sp. nov. Tentacles. X 25. 
Fig. 8. Caesira lutulenta, sp. nov. Right gonad and outline of kidney. 
X9. 
Fig. 9. Caesira lutulenta, sp. nov. Left gonad. X 9. 
Fig. 10. Caesira lutulenta, sp. nov. Dorsal tubercle. X 22. 
Fig. 11. Caesira manhattensis (DeKay). Right gonad (side next to mantle). 
X 14. 
Fig. 12. Caesira manhattensis (DeKay). Tentacles. X 25. 
Fig. 13. Caesira manhattensis (DeKay). Dorsal tubercle. X 22. 
