At: Studia Biologica Academiae Scientiarum Hungaricae, 22 By: Hably L., Szakály M.
journalAt: Philosophical transactions of the Royal Society of London, Series, B, containing papers of a biological character (later Biological sciences), 213, 407 By: Thomas H. H.
journalAt: Publications of the Carnegie Institution of Washington, 449 By: Wieland G. R.
bookAt: Сhain Life Geol. Time, [London], Religious Tract Society By: Dawson J. W.
journalAt: American Midland Naturalist, 29, 1 By: Kosanke R. M.
journalAt: Proceedings of the United States National Museum, 41, 1873 By: White D.
journalAt: Bulletin of the Geological Society of China, 24, 1-2 By: Lu Y.-H.
journalAt: Quarterly Journal of the Geological Society of London, 77, 307 By: Reid C., Groves J.
journalAt: Palaeobotanist, 1957, 6, 2 By: Pant D. D.
journalAt: Proceedings of the Japan Academy, 40, 6 By: Endô S.