Published in Journal für Ornithologie, in 1877, in volume 25, pages 31-35

Published in Journal für Ornithologie, in 1877, in volume 25, pages 35-56

Published in Journal für Ornithologie, in 1877, in volume 25, pages 56-59

Published in Journal für Ornithologie, in 1877, in volume 25, pages 59-69

Published in Journal für Ornithologie, in 1877, in volume 25, pages 69-74

Published in Journal für Ornithologie, in 1877, in volume 25, pages 100

Published in Journal für Ornithologie, in 1877, in volume 25, pages 101-104

Published in Journal für Ornithologie, in 1877, in volume 25, pages 104-106

Published in Journal für Ornithologie, in 1877, in volume 25, pages 106-111

Published in Journal für Ornithologie, in 1877, in volume 25, pages 111-112

Published in Journal für Ornithologie, in 1877, in volume 25, pages 181-190

Published in Journal für Ornithologie, in 1877, in volume 25, pages 209-216

Published in Journal für Ornithologie, in 1877, in volume 25, pages 216-218

Published in Journal für Ornithologie, in 1877, in volume 25, pages 218-223

Published in Journal für Ornithologie, in 1877, in volume 25, pages 223-224

Published in Journal für Ornithologie, in 1877, in volume 25, pages 278-342

Published in Journal für Ornithologie, in 1877, in volume 25, pages 342-347

Published in Journal für Ornithologie, in 1877, in volume 25, pages 347-348

Published in Journal für Ornithologie, in 1877, in volume 25, pages 349-350

Published in Journal für Ornithologie, in 1877, in volume 25, pages 351-352

Published in Journal für Ornithologie, in 1877, in volume 25, pages 353-359

Published in Journal für Ornithologie, in 1877, in volume 25, pages 359-382

Published in Journal für Ornithologie, in 1877, in volume 25, pages 382-396

Published in Journal für Ornithologie, in 1877, in volume 25, pages 396-423

Published in Journal für Ornithologie, in 1877, in volume 25, pages 423-426

Published in Journal für Ornithologie, in 1877, in volume 25, pages 426-431

Published in Journal für Ornithologie, in 1877, in volume 25, pages 431-444

Published in Journal für Ornithologie, in 1877, in volume 25, pages 444

Published in Journal für Ornithologie, in 1877, in volume 25, pages 445-447

Published in Journal für Ornithologie, in 1877, in volume 25, pages 447-448