Sporae aspera

Citations total:
2
link From To Geolocation Author - title Year
details Griesbachian Spathian Worldwide Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. 1989
details Early Triassic USSR(Komi ASSR) Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores 1990