Figure 3. Diatoms recovered from surface sediments overlying the Sirius Group at Mount Fleming. Enlargement is 1,000 x, and the diatoms were photographed from sample ASF 91-041 (figure 3), except where indicated otherwise. A. Thalassiosira vulnifica. B. Eucampia antarctica, sample ASF 91-011; C. Thalassiosira vulnifica. D. Coscinodiscus marginatus. E. Thalassiosira kolbeii. F. Thalassiosira inura. G. Stellarima microtrias, enlarged 750x. H. Actinocyclus ingens. Identifications as given by D. Harwood, University of Nebraska-Lincoln.
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