New Carboniferous and Permian Sponges
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The following Permian forms are described as new species referred to genera previously established: Heliospongia vokesi, Guadalupia williamsi, and Girtyocoelia dunbari. The following Permian genera and species are described as new: Laubenfelsia regularis, Pseudopemmatites skinneri, Defordia defuncta, Stylopegma dulce, S. conica, Polyphymaspongia explanata, and Talpaspongia clavata. All the Permian forms are calcisponges and tetracladine silicisponges. One new Pennsylvania calcisponge, Wewokella contorta, is referred to an established genus, and one, Cystauletes mammilosus, is assigned to a new genus. A new genus and species of Mississippian calcisponge is described as Cotyliscus ewersi.
State Geological Survey of Kansas Bulletin, Vol. 47 (1943).
King, Ralph H., "New Carboniferous and Permian Sponges" (1943). KIP Articles. 3560.