Entogonia davyana (Greville) Greville (1863)
Comment: Small, well-preserved valve with a girdle element attached. Note the large openings on the proximal sides of the polar elevations. These likely represent the entrance points to the so-called internal coil.
Locality:
Locality unknown. The Natural History Museum slide BM coll. Adams M89 (age unknown).
Photographed using: Zeiss Axio.A1, Plan-APOCHROMAT 100×/1.4 Oil DIC + Zeiss AxioCam ICc 5. Stacked using Helicon Focus.
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