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Schejter, L.; Cristobo, J.; RĂos, P. (2019). Coelosphaera (Coelosphaera) koltuni sp. nov. (Porifera: Demospongiae): a new species from South Orkney Islands, Antarctica. Marine Biodiversity. 1-10, available online at https://doi.org/10.1007/s12526-019-00959-7.