BIOSTRATIGRAPHIA OF THE PALEOGENE–NEOGENE DEPOSITS OF THE ALMA DEPRESSION IN CRIMEA.
Journal: Tectonics and Stratigraphy
Year: 2012

Paleontological study of the Paleogene–Neogene deposits cored by boreholes 302 (Ravnopolie village) and 303 (Verhnesadovoe village) is provided – the Alma depression, the Crimea. Biostratigraphic units (zones and beds with fossils) are identified in the Paleogene section: beds with Subbotina turkmenica in marls and clays strata of the Kumian regiostage; foraminiferal zones Globigerapsis tropicalis s.l. and Planulina costata, nanoplankton zone NP19-20 in the Alma suite of the Almian regiostage; b