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Petrushevskaya 1971


Figure 35

Forms close to the genera Pseudodictyophimus and Ceratocyrtis.
I, II) Tripodiscium (=Lithomelissa) charlestonensis (Clark et Campbell, 1942) Upper Eocene, California: I) station 1790; II) station 1795; III) Tripodiscium sp. C, Eocene, Western Siberia; IV-VI) Ceratocyrtis (?) sp. Lower Oligocene, Barbados Island; VII) Pseudodictyophimus gracilipes, surface sediment, Norwegian Sea, "Sevastopol" station 2104.