Class
Hexactinellida Schmidt, 1870
glass sponges
Selection of related publications
Botting, J. P., Rhebergen, F. 2011. A remarkable new Middle Sandbian (Ordovician) hexactinellid sponge in Baltic erratics. Scripta Geologica 143, 1-14.
Rhebergen, F., von Hacht, U. von 2000. Ordovician erratic sponges from Gotland, Sweden. GFF 122, 4, 339-349. DOI:10.1080/11035890001224339
Jensen, S. 1997. Trace fossils from the Lower Cambrian Mickwitzia sandstone, south-central Sweden. Fossils and Strata 42, 1-110.
Lindström, M. 1979. Calcispongea from Ordovician Orthoceratite limestone of Sweden. GFF 101, 3, 237-239. DOI:10.1080/11035897909448579
Müürisepp, K. 1964. Käsnaläätsedest pakerordi lademes. Loodusuurijate Seltsi Aastaraamat, pp. 17-24.
Asatkin, B. P. 1949. Type Porifera. Sponges. pp. 63–73. Gosudarstvennoe Izdatel'stvo Geologicheskoj Literatury.
Öpik, A. 1930. Beiträge zur Kenntnis der Kukruse-(C2-C3-)Stufe in Eesti. IV. Tartu Ülikooli Geoloogia Instituudi Toimetused 24, 1-34.
List of species
2. Haljalaspongia inaudita Botting et Rhebergen, 1011 | Sandbian
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Classification
Organism group | Biota |
Kingdom | Animalia |
Phylum | Porifera |
Class | Archaeocyatha |
Calcarea | |
Demospongea | |
Heteractinida | |
Hexactinellida | |
Order | Lyssacinosa |
Reticulosa | |
Genus | Calcihexactina |
Haljalaspongia | |
Class | Stromatoporoidea |
Genus | Cliona |