Sea slugs: Phyllidia varicosa 1,2, Tergipes limacina 3,4, Aeolidia papillosa 5, Scyllaea pelagica 6, Tritonia hombergii 7, Polycera quadrilineata 8, and Platydoris argo 9,10. Handcoloured copperplate engraving from Friedrich Johann Bertuch's Bilderbuch fur Kinder (Picture Book for Children), Weimar, 1823.

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Size: 4738px × 5965px
Photo credit: © Florilegius / Alamy / Afripics
License: Licensed
Model Released: No

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