Plate. 2 



■Tig.V 



K£.2 



E&3, 



if 



Fi£. 5. 





-7« 



J r ■ M 



tf~**> 



lison, WoocLs, DeLt ■ 



Fl£. l.Tpochocyatmis nete^ocostatus 



•■ ~b . end View . 

 Fi£ 2 Arnpliihelia zicgac "branch & Section 

 Ji§ 3. Cyathosmilia "teraj.icosta.ta 

 a. Coral . b. Section - 





b M 



4- 



J. r. Xe^%, tC'Lith Vtti Sf, Sydney. 



Fi£ . 4- .Deltocyathus alatus . 



a. Calice . ~b . Coral . 

 Fip^.4 ,e Deltocyathus alatus, (end View). 

 Fi£. S . Deltocyathus tatearia . 



a Calice. b "base 



