|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Demospongea - Tetralithistida - Theonellidae
It was reranked as Phyllodermia (Cladodermia) by Finks et al. (2004).
It was assigned to Lithistida by Sepkoski (2002); and to Phyllodermia by Finks et al. (2004).
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.