Coccolithophores can produce different scales to cover their surface. This cell has an inner, endothecal layer (in pink), with coccoliths bearing spine-like protrusions around the flagellar pole (top right), and an outer, exothecal cover (in green).
Details: Specimen from the Canary Islands, North Atlantic (R/V Poseidon cruise P233b, station 3). Image courtesy of Claudia Sprengel, Alfred Wegener Institute, Bremerhaven, Germany.
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