Wapkia
Wapkia
Extinct genus of sponges
Wapkia is an extinct genus of sea sponge with radial sclerites, known from the Middle Cambrian Burgess Shale. It was first described in 1920 by Charles Doolittle Walcott.[2] 32 specimens of Wapkia are known from the Greater Phyllopod bed, where they comprise 0.06% of the community.[3]