Protomonaxonida

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

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

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

References

External links

• Protomonaxonida at fossilworks