At: Science reports of the Tohoku Imperial University, Series, 2, Geology, 7, 1 By: Yabe H.
journalAt: Journal of the Faculty of Science of the Hokkaido Imperial University, Series, 4, Geology and mineralogy, 6, 2 By: Ôishi S.
journalAt: American Journal of Science, Series 4, 2, 10 By: Fontaine W.
journalAt: Journal of the Faculty of Science of the Hokkaido Imperial University, Series, 4, Geology and mineralogy, 4, 1-2 By: Huzioka K.
journalAt: Proceedings of the Linnean Society of London, 178, 2 By: Creber G. T.
journalAt: Transactions and proceedings of the Palaeontological Society of Japan, 9 By: Tanai T.
journalAt: Canadian Naturalist and Quarterly journal of science, Series, New, 8, 7 By: Dawson J. W.
journalAt: Proceedings of the Royal Society of Victoria, 46, 2 By: Paterson H. T.
journalAt: Transactions and proceedings of the Palaeontological Society of Japan, New Series, 3 By: Huzioka K.
journalAt: Transactions and proceedings of the Palaeontological Society of Japan, New Series, 13 By: Huzioka K.