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Taxon:
Family †
Halichondritidae
Rigby, 1986
(sponge)
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Entity:
†Protomonaxonida (Order)
..†Choiidae (Family)
..†Hamptoniidae (Family)
..†Hazeliidae (Family)
..†Heliospongiidae (Family)
..†Lenica (Genus)
..†Leptomitidae (Family)
..†Lobatospongia (Genus)
..†Mahalospongiidae (Family)
..†Piraniidae (Family)
..†Sinospongiidae (Family)
..†Takakkawiidae (Family)
..†Ulospongiellidae (Family)
..†Wapkiidae (Family)
..†Halichondritidae (Family)
....†Arborispongia (Genus)
....†Halichondrites (Genus)
Basic information
Period
:
Cambrian - Early Pennsylvanian [541 - 315.2 Ma]
Status
:
fossil
Paleontology
Period
:
Cambrian
©2004-2026 Universal Taxonomic Services
Last updated:
28 Aug 2026