Published in Journal für Ornithologie, in 1873, in volume 21, issue 3, pages 315-320
Published in Journal für Ornithologie, in 1873, in volume 21, pages 225-293
Published in Journal für Ornithologie, in 1873, in volume 21, pages 145-148
Published in Journal für Ornithologie, in 1873, in volume 21, pages 119-124
Published in Journal für Ornithologie, in 1873, in volume 21, pages 155-157
Published in Journal für Ornithologie, in 1873, in volume 21, pages 81-119
Published in Journal für Ornithologie, in 1873, in volume 21, pages 152-155
Published in Journal für Ornithologie, in 1873, in volume 21, pages 128-133
Published in Journal für Ornithologie, in 1873, in volume 21, pages 158-160
Published in Journal für Ornithologie, in 1873, in volume 21, pages 133-144
Published in Journal für Ornithologie, in 1873, in volume 21, pages 157-158
Published in Journal für Ornithologie, in 1873, in volume 21, pages 31-35
Published in Journal für Ornithologie, in 1873, in volume 21, pages 26-29
Published in Journal für Ornithologie, in 1873, in volume 21, pages 73-80
Published in Journal für Ornithologie, in 1873, in volume 21, pages 70-73
Published in Journal für Ornithologie, in 1873, in volume 21, pages 51-54
Published in Journal für Ornithologie, in 1873, in volume 21, pages 29-30
Published in Journal für Ornithologie, in 1873, in volume 21, pages 1-6
Published in Journal für Ornithologie, in 1873, in volume 21, pages 6-18
Published in Journal für Ornithologie, in 1873, in volume 21, pages 307-310
Published in Journal für Ornithologie, in 1873, in volume 21, pages 313-315
Published in Journal für Ornithologie, in 1873, in volume 21, pages 422-425
Published in Journal für Ornithologie, in 1873, in volume 21, pages 404-405
Published in Journal für Ornithologie, in 1873, in volume 21, pages 460-462
Published in Journal für Ornithologie, in 1873, in volume 21, pages 183-186
Published in Journal für Ornithologie, in 1873, in volume 21, pages 161-183
Published in Journal für Ornithologie, in 1873, in volume 21, pages 209-218
Published in Journal für Ornithologie, in 1873, in volume 21, pages 310-313
Published in Journal für Ornithologie, in 1873, in volume 21, pages 303-304
Published in Journal für Ornithologie, in 1873, in volume 21, pages 297-303
Published in Journal für Ornithologie, in 1873, in volume 21, pages 426-434
Published in Journal für Ornithologie, in 1873, in volume 21, pages 455-460
Published in Journal für Ornithologie, in 1873, in volume 21, pages 446-454
Published in Journal für Ornithologie, in 1873, in volume 21, pages 434-446
Published in Journal für Ornithologie, in 1873, in volume 21, pages 391-393
Published in Journal für Ornithologie, in 1873, in volume 21, pages 186-209
Published in Journal für Ornithologie, in 1873, in volume 21, pages 151-152
Published in Journal für Ornithologie, in 1873, in volume 21, pages 218-223
Published in Journal für Ornithologie, in 1873, in volume 21, pages 148-150
Published in Journal für Ornithologie, in 1873, in volume 21, pages 54-70