Labels: a, Nucleus; b, wall of central capsule; c, siliceous shell within nucleus; c1, middle shell within central capsule; and other, vintage line dr

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Labels: a, Nucleus; b, wall of central capsule; c, siliceous shell within nucleus; c1, middle shell within central capsule; and other, vintage line drawing or engraving illustration.

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Size: 3881px × 5000px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: art, black, drawing, engraved, engraving, illustration, line, microorganisms, nucleus, optical, radial, radiolarian, shell, siliceous, spicules, vector, vectors, vintage, white