Stratigraphy and suggested phylogeny of Deflandrea vestita (Brideaux) new comb., and Deflandrea echinoidea Cookson and Eisenack.
Reference:
Sverdlove,M.S. et al. (1972)
Stratigraphy and suggested phylogeny of Deflandrea vestita (Brideaux) new comb., and Deflandrea echinoidea Cookson and Eisenack. American Association of Stratigraphic Palynologists,5th Annual Meeting,Abstracts and Program
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