CALCAREOUS SPONGES, 711 



Nuclei apical. Nuclei basal. 



Family Heteropiid^. 



Grantessa erinaceus Carter. 

 Grantessa hastifera Row. 

 Grantessa hispida Carter. 

 Grantessa poculum PoUjaeff. 

 Grantessa polyperistomia Cai'ter. 

 Grantessa sacca von Lendenfeld. 

 Grantessa intusarticulata Carter. 

 Heteropia glomerosa Bowerbank. 

 Heteropia simplex Row. 

 Vosmaeropsis dendyi Row. 

 Vostnaeropsis depressa Dendy. 

 Vosmaeropsis miacera Dendy. 

 Vosmaeropsis primitiva Row. 

 Vosmaeropsis wilsoni Dendy. 



Family Grantiid^. 



Grantia compressa Fabricius. 

 Gratitia genuina Row. 

 Grantia vosmaeri Dendy. 

 Grantia indica Dendy. 

 Teichoiiopsis lahyrinthica Carter, 

 Grantioj)sis infrequens Cai-ter. 

 Ute syconoides Dendy. 

 Ute spiculosa Dendy. 

 Synute pulchella Dendy. 

 Leucandra hispida Carter, 

 Leucandra australiensis Carter. 

 Leucandra echinata SchufFner. 

 Leucandra meandrina von Lendenfeld, 

 Leucandra minima Row. 

 Leucandra phillipensis Dendy. 

 Leucandra thulakomorpha Row. 

 Aphroceras cataphracta Haeckel. 



Family AMPHORisciDiE. 



Amphoriscus ohlatus Row. 

 Leucilla australiensis Carter. 

 Leucilla princeps Row. 



Family Lelapiid^. 

 Lelapia australis Gray. 



With the exception of this important feature, which in the 

 main harmonises very well with our previous conclusions, the 

 principles that we have followed in arriving at the classification 

 set forth in the present paper are almost exactly those which 



