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Calcarea (Class) - calcareous sponges ..[Calcaronea] (Order) ..Calcaronea (Subclass) ..Calcinea (Subclass) ..[Calcinia] (Subclass) ..†Dodecaactinella (Genus) ..†Epeudea (Genus) ..†Gaspespongia (Genus) ..[†Heteractinida] (Order) ..[Inozoa] ..[Lebetida] (Order) ..†Oligoplagia (Genus) ..[Pharetronidia] (Subclass) ..†Phobetractinia (Genus) ..[†Polyactinella] (Genus) ..[†Sardospongia] (Genus) ..†Scribroporella (Genus) ..[Solenida] (Order) ..[†Sphaerocoelida] (Order) ..[Sphinctozoa] (Subclass) ..[†Sphinctozoa] (Order) ..[†Thalamida] (Order) ..†Zigzagella (Genus) ..[Calcaronia] (Subclass) ....[Heterocoela] (Order) ....[Homocoela] (Order)

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Last updated: 28 Aug 2026