Hemiaulus incurvus Schibkova in Krotov & Schibkova (1959)
Comment: Moderately preserved valve with an inclined base and polar elevations that expand upward.
Locality: Ocean Drilling Program Hole 1050A (Blake Nose, western North Atlantic), sample: 171B-1050A-30X-1, 100-101 cm (late Paleocene).
Photographed using: Zeiss Axio.A1, Plan-APOCHROMAT 100×/1.4 Oil DIC + Zeiss AxioCam ICc 5. Stacked using Adobe Photoshop CS6.
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