Amphymenium splendiarmatum Clark & Campbell, 1942

Popova, Irina M., Baumgartner, Peter O., Guex, Jean, Tochilina, Svetlana V. & Glezer, Zoya I., 2002, Radiolarian biostratigraphy of Paleogene deposits of the Russian Platform (Voronesh Anticline), Geodiversitas 24 (1), pp. 7-59 : 21

Amphymenium splendiarmatum Clark & Campbell, 1942 ( Fig. 7M )

Amphymenium splendiarmatum Clark & Campbell, 1942: 46 , pl. 1, figs 12, 14. — Sanfilippo & Riedel 1973: 524, pl. 11, figs 6-8; pl. 28, figs 6, 8. — Westberg-Smith & Riedel 1984: 14, pl. 6, fig. 17. — Nishimura 1987: 719, pl. 1, fig. 20.

Spongurus crispus Borisenko, 1960: 227 , pl. II, fig. 3a, b. GEOGRAPHIC DISTRIBUTION. — California, North Atlantic, Western Ukraine, Voronesh Anticline.

STRATIGRAPHIC RANGE. — Paleocene to latest middle Eocene ( Clark & Campbell 1942; Blueford & White 1984; Blueford 1988; Westberg-Smith & Riedel 1984; Nishimura 1987; this study).

Figures

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.