Fossil sea cow from the Pliocene Zukawa Formation in Takaoka City, Toyama Prefecture, central Japan
富山県高岡市の鮮新統頭川層から産出した海牛化石

Kazuo Nagasawa, Masui Hamuro, Teruo Mizukami, Toshio Yasuda, Kenyu Nakagawa, Toshikazu Hamuro, Shoji Fujii
2008 Annual Meeting of the Geological Society of Japan  
doi:10.14863/geosocabst.2008.0.230.0 fatcat:cavswx2ie5hv5ohshrhutuqb2a