Azolla barbata

Citations total:
link From To Geolocation Author - title Year
original Maastrichtian Canada(Alberta) Snead,R.G. Microfloral diagnosis of the Cretaceous-Tertiary boundary, Central Alberta. 1969
details Late Cretaceous Montana Bergad,R.D. et al. A critical study of three Cretaceous Salviniaceous megaspores. 1971
details Cretaceous Nd Jain,R.K. Pre-Tertiary records of Salviniaceae. 1971
details Late Cretaceous Montana Hall,J.W. et al. A critical study of three Cretaceous Salviniaceous Magaspores 1971
details Late Cretaceous North Dakota Bergad,R.D. et al. A Cretaceous Azolla Massula with large Glochidia 1971
details Late Cretaceous Recent Nd Bergad,R.D. An ultrastructural comparison of walls of living and fossil Salviniaceous and Marsileaceous megaspores 1972
details Nd Nd Bergad,R.D. Ultrastructure of living and fossil Salviniaceous megaspores. 1974
details Montana Hall,J.W. Cretaceous Salviniaceae. 1974
details Maastrichtian North Dakota Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. 1974
details Cretaceous Nd Fowler,K. Megaspores and Massulae of Azolla prisca from the Oligocene of the Isle of Wight. 1975
details Maastrichtian Montana Srivastava,S.K. Cretaceous spore-pollen floras 1978
details Late Maastrichtian Canada(Saskatchewan) Sweet,A.R. Palynology of the Ravenscrag and Frenchman Formation. (In: Coal Resources of Southern Saskatchewan: A model for evaluation methodology. S.H.Whitaker, J.A.Irvine and P.L.Broughton, editors) 1978
details Late Maastrichtian Canada(Alberta) Jerzykiewicz,T. et al. Caliche and associated improverished palynology assemblages: An innovative line of paleoclimatic research onto the Uppermost Cretaceous and Paleocene of Southern Alberta 1986
details Maastrichtian Thanetian Worldwide Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. 1989
details Maastrichtian Canada(Alberta) Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores 1990
details Late Maastrichtian Early Paleocene North America Nichols,D.J. et al. Palynological evidence of effects of the terminal Cretaceous event on terrestrial floras in Western North America. (In: Extinction events in earth history. IGCP, Proceeding of Project 216. E.G.Kauffman and O.H.Walliser, editors) 1990
details Maastrichtian Canada(Alberta) Nambudiri,E.M.V. et al. Paleobotany, palynology and depositional environmen of the Maestrichtian Whitemud Formation in Alberta and Saskatchewan, Canada. 1991