Protomonaxonida

Protomonaxonida Temporal range:
Scientific classification Edit this classification
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.

Families and genera

• Family †Choiidae Laubenfels, 1925
  • Genus †Allantospongia Rigby & Hou, 1995
  • Genus †Choia Walcott, 1920
  • Genus †Choiaella Rigby & Hou, 1995
  • Genus †Lenica Goryanskiy, 1977
  • Genus †Neochoiaella Keupp & Schweigert, 2012
• Family †Halichondritidae Rigby, 1986
  • Genus †Halichondrites Walcott, 1920
  • Genus †Pohlispongia Rigby & von Bitter, 2005
• Family †Hamptoniidae De Laubenfels, 1955
  • Genus †Hamptonia Walcott, 1920
  • Genus †Hamptoniella Rigby & Collins, 2004
• Family †Hazeliidae De Laubenfels, 1955
  • Genus †Crumillospongia Rigby, 1986
  • Genus †Falospongia Rigby, 1986
  • Genus †Hazelia Walcott, 1920
• Family †Leptomitidae De Laubenfels, 1955
  • Genus †Leptomitus Walcott, 1886
  • Genus †Paraleptomitella Chen et al., 1989
  • Genus †Pseudoleptomitus Botting et al., 2019
  • Genus †Wareiella Rigby & Harris, 1979
• Genus †Lobatospongia Rigby et al., 2007
• Family †Piraniidae De Laubenfels, 1955
  • Genus †Moleculospina Rigby, 1986
  • Genus †Pirania Walcott, 1920
• Family †Takakkawiidae De Laubenfels, 1955
  • Genus †Takakkawia Walcott, 1920
• Family †Ulospongiellidae Rigby & Collins, 2004
  • Genus †Hapalospongia Rigby & Collins, 2004
  • Genus †Ulospongiella Rigby & Collins, 2004
• Family †Wapkiidae De Laubenfels, 1955
  • Genus †Wapkia Walcott, 1920

The following families from the order Hadromerida are also sometimes placed in Protomonaxonida:

• Family Sollasellidae von Lendenfeld, 1887
  • Genus †Luterospongia Rigby et al., 2008
  • Genus †Mckittrickella Rigby et al., 2007
  • Genus †Monaxoradiata Rigby & Bell, 2006
  • Genus †Opetionella Zittel, 1878
  • Genus †Rhizopsis Schrammen, 1910
  • Genus †Stramentella Gerasimov, 1960
  • Genus †Trichospongiella Rigby, 1971
• Family Tethyidae Gray, 1867
  • Genus Tethya Lamarck, 1814

External links

• File:Wikispecies-logo.svg Data related to Protomonaxonida at Wikispecies
• Protomonaxonida at fossilworks