FIG. 7 in Radiolarian biostratigraphy of Paleogene deposits of the Russian Platform (Voronesh Anticline)

FIG. 7. — Early Eocene Radiolarian association, Petropavlovka Village, well 730, interval 44,3 m; A, B, Petalospyris sp. aff. argiscus Ehrenberg, 1875; C, D, Petalospyris (?) sp.; E, F, Pterocodon ampla (Brandt, 1936); G, Lychnocanoma bellum longipes (Kozlova, 1966); H, Podocyrtis cf. papalis Ehrenberg, 1875; I, Lychnocanoma sp. aff. bandyca Mato & Theyer, 1980; J, Cycladophora cf. Pterocorys bicornis Popofsky, 1908; K, Lithostrobus picus (Ehrenberg, 1875); L, Amphisphaera megaxyphos trixyphos (Clark & Campbell, 1942); M, Amphymenium splendiarmatum Clark & Campbell, 1942; N, Clathrocyclas ex. gr. universa Clark & Campbell, 1942; O, Prunopyle sp. aff. ovata Kozlova, 1966; P, Plectodiscus circularis (Clark & Campbell, 1942); Q, Petalospyris argiscus Ehrenberg, 1875; R, Anthocyrtidium sp. aff. pupa Clark & Campbell, 1942; S, Ommatogramma biconstrictus (Lipman, 1953). Scale bars: 100 µm.