|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Demospongea - Protomonaxonida - Halichondritidae
It was assigned to Haplosclerida by Sepkoski (2002); to Halichondritidae by Rigby and Collins (2004); to Demospongia by Bambach et al. (2007); and to Porifera by Caron and Jackson (2008).
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.