Order
Tetractinellida
Tetractinellida
4 species in this taxon
order of sponges in the clas Demospongiae Tetractinellida (Tetractinellida) is an order comprising closely related families of organisms. It contains 3 families with 4 known species. This includes the family groups Ancorinidae, Geodiidae, and Theneidae. It belongs to Demospongiae (Demospongiae).