Protomonaxonida

Protomonaxonida
Temporal range:
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Porifera
Class: Demospongiae
Order: Protomonaxonida
Finks et al. 2004
Families
  • †Choiidae
  • †Halichondritidae
  • †Hamptoniidae
  • Hazeliidae
  • †Leptomitidae
  • †Lobatospongia
  • †Piraniidae
  • †Takakkawiidae
  • †Ulospongiellidae
  • †Wapkiidae

Protomonaxonida is an extinct order of sea sponges. It is a paraphyletic group gathering the most ancient species from the Burgess Shale to modern sponges.