Beiträge zur Coleopteren - Fauna von Pecking in Nord - China
Published in Deutsche Entomologische Zeitschrift, in 1887, in volume 1886, issue 2, pages 281-292
Date published:1887
Published in Deutsche Entomologische Zeitschrift, in 1887, in volume 1886, issue 2, pages 281-292
Date published:1887