Fortschritt unsrer Keuiituiss der Spungien. 



Geisseikammern 



467 



mm Durchmesser 



Grestalt 



Stellettidae. 

 Myriastra simplicifurca (Sollas) 



Pdochrota gigas iSollas) 

 Pilochrota tenuispicula (Sollas) 



Pilochrota lendenfeldi (Sollas) 



Lithistida 

 Tetracladidae 

 Theonella sivinhoi (Sollas) 



Pleromidae 

 Pleroma turhinatum 



Monaxonia 

 Spii-astrellidae 

 Spirastrella massa (Ribley & Dendy) 



Suberitidae 

 Suberites caminatus (Ridley & Dendy) 



Stylocordyla stipitata (Ridley & 

 Dendy) 



Axinellidae 

 Hymeniacidon caruncula (Ridley & 



Dendy) 

 Phacellia ventilabrum (Ridley & 



Dendy) 

 Axinella (?) paradoxa (Ridley & 



Dendy) 

 Baspnilia tenuis (Ridley & Dendy) 



Oligosilicina 

 Chondrosidae 

 Chondrosia reniformis (Lendenfeld) 



Cornacuspongiae 

 Homorrhaphiadae 

 Halichondria panicea (Ridley & 



Dendy) 

 Petrosia hispida (Ridley & Dendy) 

 Reniera sp. (Ridley & Dendy) 



Spongidae 

 Chnlinopsüla (Lendenfeld) 

 Phyllospongia (Lkndenfeld) 

 Leiosella (Lendenfeld) 



0,028—0,035 X platt-ellipsoidisch 

 0,024 



0,022—0,02 , platt-ellipsoidisch 

 0,0 lü— 0,02 X ;Oval 



0,02—0,024 

 0,028—0,032 X platt-empsoidisch 



0,02—0,028 



0,024X0,026 oval 



