†Empedophyllum Ulitina 1993

Ulitina 1993. [On the revision of the Silurian genus of rugose corals Entelophyllum Wedekind.] Sokolov, B.S.; Ivanovskii, A.B.[Eds]. Fauna and ecosystems of the geological past., Nauka, Moskva, 1993: 1-125. Chapter pagination: 47-62, 111, 120