|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Demospongea - Agelasida - Preperonidellidae
It was assigned to Sebargasiidae by Rigby and Potter (1986) and Rigby et al. (1988); to Calcarea by Sepkoski (2002); and to Precorynellinae 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.