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Keywords from Image Description:
Glaucilla briareus . Glaucus atlanticus Glaucus atlanticus archive org page Anatomiske Bidrag til Kundskab om Aeolidierne Med lithographerede Tavler in Det kongelige Danske Videnskabernes Selskabs Skrifter vol Rudolph Bergh for Extracted from Glaucilla briareus PDold Illustrations of Glaucus atlanticus