List of prehistoric sponge generaW
List of prehistoric sponge genera
ChoiaW
Choia
ChoiaellaW
Choiaella
CupulinaW
Cupulina
CupulospongiaW
Cupulospongia
DiagoniellaW
Diagoniella
EthmophyllumW
Ethmophyllum
HalichondritesW
Halichondrites
HazeliaW
Hazelia
OtaviaW
Otavia
PalaeophragmodictyaW
Palaeophragmodictya
PeronidellaW
Peronidella
PetaloptyonW
Petaloptyon
PlocoscyphiaW
Plocoscyphia
Raphidonema (sponge)W
Raphidonema (sponge)
SiphoniaW
Siphonia
TakakkawiaW
Takakkawia
TuroniaW
Turonia
VauxiaW
Vauxia