Fossil sponge collections | Natural History Museum
The Natural History Museum Fossil Porifera Collection - Consuelo Sendino, 2020
Virtual Collection: Phylum Porifera - Digital Atlas of Ancient Life
Virtual Collection: Class Demospongiae - Digital Atlas of Ancient Life
Figure 3 from Porifera (Calcarea: Lithonida) from the Lower Miocene Batesford Limestone, Victoria, Australia, including a new species Monoplectroninia malonei sp. nov. | Semantic Scholar
Porifera - Digital Atlas of Ancient Life
International Fossil Shell Museum - Foundation for the study of shells, fossil and recent