Protosphaeridium pustulata
- Citations total:
- 1
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details | Late Proterozoic | USSR(Voronezh) | Raskatova,L.G. et al. On the question of the age of the Mudstone Layers. (In: Some Questions on the Stratigraphy of the Sedimentary Cover of the Voronezh Anticline. V.P.Semenov, editor) | 1975 |