Crawfordia radiata (Brightwell) Sims, Witkowski & César (2021)
Comment: A nearly intact specimen of an extremely rare diatom. This valve morphology was originally described as a separate species, Triceratium hardmannianum Greville (1865). It was recently shown, however, to be a specialized valve of Crawfordia radiata.
Locality: Springfield, Barbados, The Natural History Museum slide BM 37858 (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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