Lyssacinosida is an order of glass sponges belonging to the subclass Hexasterophora. These sponges can be recognized by the parenchymal spicules usually being unconnected, unlike in other sponges in the subclass where the spicules form a more or less tightly connected skeleton.

Temporal range: 444 – 0 Ma[1]
Scientific classification e
Kingdom: Animalia
Phylum: Porifera
Class: Hexactinellida
Subclass: Hexasterophora
Order: Lyssacinosida
Zittel, 1877
  • Lyssacinosa


  1. ^ Botting, J. P.; Janussen, D.; Muir, L. A.; Dohrmann, M.; Ma, J.; Zhang, Y. (March 2022). "Extraordinarily early Venus' flower basket sponges (Hexactinellida, Euplectellidae) from the uppermost Ordovician Anji Biota, China". Palaeontology. 65 (2). doi:10.1111/PALA.12592. ISSN 0031-0239. Wikidata Q111529763.