Petromyzon fluvialitis posters & prints

Lesser Lamprey, Petromyzon fluvialitis E. Donovan

Great, or Sea Lamprey, Petromyzon marinus E. Donovan

Anodon fluviatilis Anonymous

Astacus fluviatilis open Anonymous

Fluorescing Hard Coral, Komodo National Park, Indian Ocean. (Compare with 438802) Anonymous

Fluorescing Mushroom Coral (Ctenactis echinata), Komodo National Park, Indian Ocean. Anonymous

Various substances fluorescing in vacuum tubes of different shapes, 1903 Unknown

Portrait of Princess Natalya Petrovna Galitzine, 1760 François-Hubert Drouais

Substances fluorescing in vacuum tubes Anonymous