Beschreibung einer den Birnen schädlichen Gallmücke (? Diplosis nigra MEIG.)
Published in Wiener Entomologische Zeitung, in 1887, in volume 6, pages 201-206
Date published:1887
Published in Wiener Entomologische Zeitung, in 1887, in volume 6, pages 201-206
Date published:1887