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- Ascherson, Paul Friedrich August & Graebner, Karl Otto Robert Peter Paul7
- Fiori, Adriano & Paoletti, Giulio6
- Loiseleur-Deslongchamps, Jean-Louis-Auguste5
- Reichenbach, Heinrich Gottlieb Ludwig5
- Schinz, Hans & Keller, Robert4
- Futák, Ján (ed.)3
- Gaudin, Jean-François-Aimé-Théophile-Philippe3
- Koch, Wilhelm Daniel Joseph3
- Pallas, Peter Simon3
- Petermann, Wilhelm Ludwig3
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