Robuta

https://subtbiol.pensoft.net/article/177524/ New discovery of the freshwater sponge Ephydatia fluviatilis (Linnaeus, 1759) in cenote ecosystems... Mar 1, 2026 - For over five decades, the biodiversity of freshwater sponges from Yucatan cenotes has remained largely unexplored. Scientific documentation is limited to... new discoveryof thefreshwaterspongefluviatilis