Pyrgupyxis gracilis (Tempère & Forti) Hendey (1969)
Comment: This is an unusually variable species. In the original report on Leg 29 Paleogene diatoms by Hajós (1977), similar morphologies are identified as Pyrgupyxis gracilis var. saratoviana.
Locality: Deep Sea Drilling Project Hole 280A (south of South Tasman Rise, southwest Pacific), sample: 29-280A-6-3, 116-117 cm (Eocene-Oligocene Transition).
Photographed using: Zeiss Axio.A1, EC Plan-NEOFLUAR 40×/0.75 + Zeiss AxioCam ICc 5. Stacked using Helicon Focus.
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