Igo, Hisayoshi Permian rugose corals from the Gozenyama Formation, Hinohara Village, Nishitama County, Tokyo - Tsukuba University of Tsukuba, Institute of Geoscience March 2001 - pp. 125-133 ilus., láms. ISSN: 0388-6182 Subjects--Topical Terms: CORALES FOSILESPERMICORUGOSA Subjects--Geographic Terms: JAPON