Euplectellidae is a family of glass sponges belonging to the order Lyssacinosa, first represented in the Ordovician fossil record, substantially older than molecular estimates of the clade's age.

The Venus' flower basket is a species of glass sponge found in the deep waters of the Pacific Ocean, usually at depths below 500 m. Like other glass sponges, they build their skeletons out of silica,