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Swiss Journal of Palaeontology
Fig. 7 | Swiss Journal of Palaeontology

Fig. 7

From: Berriasian planktonic foraminifera and calcareous nannofossils from Crimea Mountains, with reference to microfossil evolution

Fig. 7

1–14a, Lilliputinella eocretacea (Neagu) 1975 from sample Cr1, Berriasian, Krasnoselivka section, Crimea, Russia. 2, 7–10 and 12 are optical photographs. SEM images in 3 and 13 show the low to almost flat spire and sometimes pointed periphery; 4a shows the small initial spire and much expended last whorl; in 6a pustules may connect to short ridges and in 14a wall texture pustules are dense and ‘spiky’. Aperture is extra-umbilical to interiomarginal and slit-shaped with rim, as seen in 2

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