Published in Journal für Ornithologie, in 1899, in volume 47, pages 1-32
Published in Journal für Ornithologie, in 1899, in volume 47, pages 33-74
Published in Journal für Ornithologie, in 1899, in volume 47, pages 75-95
Published in Journal für Ornithologie, in 1899, in volume 47, pages 95-103
Published in Journal für Ornithologie, in 1899, in volume 47, pages 112-121
Published in Journal für Ornithologie, in 1899, in volume 47, pages 122-123
Published in Journal für Ornithologie, in 1899, in volume 47, pages 123-124
Published in Journal für Ornithologie, in 1899, in volume 47, pages 125-151
Published in Journal für Ornithologie, in 1899, in volume 47, pages 151-207
Published in Journal für Ornithologie, in 1899, in volume 47, pages 207-213
Published in Journal für Ornithologie, in 1899, in volume 47, pages 286-288
Published in Journal für Ornithologie, in 1899, in volume 47, pages 288-289
Published in Journal für Ornithologie, in 1899, in volume 47, pages 289-290
Published in Journal für Ornithologie, in 1899, in volume 47, pages 290-292
Published in Journal für Ornithologie, in 1899, in volume 47, pages 306-308
Published in Journal für Ornithologie, in 1899, in volume 47, pages 375-386
Published in Journal für Ornithologie, in 1899, in volume 47, pages 387-417
Published in Journal für Ornithologie, in 1899, in volume 47, pages 417-418
Published in Journal für Ornithologie, in 1899, in volume 47, pages 419-420
Published in Journal für Ornithologie, in 1899, in volume 47, pages 421-434
Published in Journal für Ornithologie, in 1899, in volume 47, pages 434-448
Published in Journal für Ornithologie, in 1899, in volume 47, pages 533-535