EXPLANATION OF PLATE I. 



Fig. 1. Aglaophenia macrocar^a, Bale, from an incomplete 

 specimen in the Australian Museum, to show ramifica- 

 tion. Natural size. 

 Fig. 2. The riame, seen laterally. 

 Fig. 3. Synthecium siibventricosum, sp. nov. ; x 40. 

 Fig. 4. Synthecium subventricosum, sp. nov. ; x 40. 

 Fig. 5. Synthecium subventricosum, sp. nov. ; x 40. 



Gonotheca. 



Fig. G. C amp amd aria pumila, sp. nov. ; x 40. 

 Fig. 7. G amp anul aria pumila, sp. nov. ; x 40, 



With double and triple peristome. 

 Fig. 8. Campamdaria pumila, sp. nov. ; x 80. 



With double peristome. 



