Stylodictya Ehrenberg, 1847

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 : 49

Genus Stylodictya Ehrenberg, 1847

Stylodictya targaeformis ( Clark & Campbell, 1942) ( Fig. 8H )

Staurodictya targaeformis Clark & Campbell, 1942: 43 , pl. 3, fig. 6.

Stylodictya targaeformis – Petrushevskaya & Kozlova 1972: 526, pl. 18, fig. 9. — Petrushevskaya 1975: 576, pl. 6, figs 7, 8. — Hull 1996: 136, pl. 3, fig. 13.

Stylodictya targaeformis rosella – Dzionoridze et al. 1978: pl. 25, fig. 3.

GEOGRAPHIC DISTRIBUTION. — California, Norwegian-Greenland Sea, Voronesh Anticline.

STRATIGRAPHIC RANGE. — Middle to late Eocene ( Clark & Campbell 1942; Blueford & White 1984; Blueford 1988; Khokhlova 1996; Hull 1996); (?)late Paleocene-late Eocene (this study).

Figures

FIG. 8. — Early Eocene (3, 5-7, 9, 11-15) and middle-late Eocene (1, 2, 4, 8) Radiolarian association, Petropavlovka Village, Well 730, interval 44.3 m; A, Triactis triactis (Ehrenberg, 1873); B, D, Thecosphaera rotunda Borisenko, 1960; C, Heterosestrum formosum trispinum (Tochilina, 1972) emend.; E, I, Lithocyclia sp.; F, G, Periphaena heliasteriscus (Clark & Campbell, 1942); H, Stylodictya targaeformis (Clark & Campbell, 1942); J, Velicucullus sp. aff. oddgurneri Bjørklund, 1976; K, O(?), Spiromultitunica sp. aff. Prunopyle hayesi Chen, 1975; L, M, Spongoprunum (?) probus (Rüst, 1888); N, Hexacontium (?) sp. Scale bars: 100 µm.