At: Professional Papers / United States Geological Survey, 454, N By: Wolfe J. A.
journalAt: University of California Publications in Geological Sciences, 129 By: Axelrod D. I.
journalAt: Review of Palaeobotany and Palynology, 52, 4 By: van der Burgh J.
bookAt: Tert. Fl. Japan, Mioc. Fl., [Tokyo], The Collaborating Association to Commemorate the 80th Anniversary of the Geological Survey of Japan By: Tanai T., Suzuki N.
journalAt: Publications of the Carnegie Institution of Washington, 617 By: Chaney R. W., Axelrod D. I.
journalAt: Science reports of the Yokohama National University, Series, Section II. Biological and geological sciences, 21 By: Ozaki K.
journalAt: Proceedings of the United States National Museum, 55, 2270 By: Berry E. W.
journalAt: Journal of the Arnold Arboretum, 42, 2 By: Prakash U., Barghoorn E. S.
journalAt: Journal of the Arnold Arboretum, 42, 3 By: Prakash U., Barghoorn E. S.
journalAt: Palaeontographica, Abtheilung, B, Paläophytologie, 122, 4-6 By: Prakash U.