Evolutionofdiatoms3 - AWI · 222 LK. Medlin et al. (Medlin et al. 1993), potential ancestors of the...
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Evolutionofdiatoms3 - AWI · 222 LK. Medlin et al. (Medlin et al. 1993), potential ancestors of the group, e.g. Thalassiosiropsis, are recorded from the Upper Cretaceous (Hasle &
