1. I.IIMA. 



STUDIES ON THE HEXACTINELLIDA. CONTRIBUTION III. 



PLATE V. 



Laniiginella pupa O. Scum. 

 Cliauiioplectella cavernosa I J. 

 Cliaunoplectella spinifera Ij. 



The figures (1-7) relating to Luniujindla pupa will be referred to in a future Contribution. 



