| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Rossellimorpha (disused)
Discussion
Technically an informal group, but PBDB treats that rank as higher than superkingdom
Taxonomy
Rossellimorpha was named by Mehl et al. (1997). It is not extant.
It was assigned to Hexactinellida by Mehl et al. (1997).
It was assigned to Hexactinellida by Mehl et al. (1997).