Published in Entomologische Mitteilungen Berlin, in 1920, in volume 9, pages 10-15

Published in Entomologische Mitteilungen Berlin, in 1920, in volume 9, pages 78-70

Published in Entomologische Mitteilungen Berlin, in 1920, in volume 9, pages 80-82

Published in Entomologische Mitteilungen Berlin, in 1920, in volume 9, pages 120-123

Published in Entomologische Mitteilungen Berlin, in 1920, in volume 9, pages 131-141

Published in Entomologische Mitteilungen Berlin, in 1920, in volume 9, pages 180-181

Published in Entomologische Mitteilungen Berlin, in 1920, in volume 9, pages 181-184

Published in Entomologische Mitteilungen Berlin, in 1920, in volume 9, pages 192