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Archiv für Naturgeschichte Abteilung B (Nicolai, 1913)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1914)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1915)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1916)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1917)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1918)