ThcVcya# e of HM.S .Challenger'.' 
Polyzoa, PL XXXVI. 
C B. del G Vest Jun r lith . H anil art imp 
1.17. CHITI NOUS APPENDAGES OF SPECIES OF CELLEPORA. 
18. TUBUCELLARIA . 
19. „ CEREOIDES . 
20. RETEPORA MAGELLENSIS. 
