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 26-29

Published in Journal für Ornithologie, in 1873, in volume 21, pages 29-30

Published in Journal für Ornithologie, in 1873, in volume 21, pages 31-35

Published in Journal für Ornithologie, in 1873, in volume 21, pages 35-45

Published in Journal für Ornithologie, in 1873, in volume 21, pages 51-54

Published in Journal für Ornithologie, in 1873, in volume 21, pages 54-70

Published in Journal für Ornithologie, in 1873, in volume 21, pages 70-73

Published in Journal für Ornithologie, in 1873, in volume 21, pages 73-80

Published in Journal für Ornithologie, in 1873, in volume 21, pages 81-119

Published in Journal für Ornithologie, in 1873, in volume 21, pages 119-124

Published in Journal für Ornithologie, in 1873, in volume 21, pages 128-133

Published in Journal für Ornithologie, in 1873, in volume 21, pages 133-144

Published in Journal für Ornithologie, in 1873, in volume 21, pages 145-148

Published in Journal für Ornithologie, in 1873, in volume 21, pages 148-150

Published in Journal für Ornithologie, in 1873, in volume 21, pages 151-152

Published in Journal für Ornithologie, in 1873, in volume 21, pages 152-155

Published in Journal für Ornithologie, in 1873, in volume 21, pages 155-157

Published in Journal für Ornithologie, in 1873, in volume 21, pages 157-158

Published in Journal für Ornithologie, in 1873, in volume 21, pages 158-160

Published in Journal für Ornithologie, in 1873, in volume 21, pages 161-183

Published in Journal für Ornithologie, in 1873, in volume 21, pages 183-186

Published in Journal für Ornithologie, in 1873, in volume 21, pages 186-209

Published in Journal für Ornithologie, in 1873, in volume 21, pages 209-218

Published in Journal für Ornithologie, in 1873, in volume 21, pages 218-223

Published in Journal für Ornithologie, in 1873, in volume 21, pages 225-293

Published in Journal für Ornithologie, in 1873, in volume 21, pages 297-303

Published in Journal für Ornithologie, in 1873, in volume 21, pages 303-304

Published in Journal für Ornithologie, in 1873, in volume 21, pages 307-310

Published in Journal für Ornithologie, in 1873, in volume 21, pages 310-313

Published in Journal für Ornithologie, in 1873, in volume 21, pages 313-315

Published in Journal für Ornithologie, in 1873, in volume 21, pages 391-393

Published in Journal für Ornithologie, in 1873, in volume 21, pages 404-405

Published in Journal für Ornithologie, in 1873, in volume 21, pages 422-425

Published in Journal für Ornithologie, in 1873, in volume 21, pages 426-434

Published in Journal für Ornithologie, in 1873, in volume 21, pages 434-446

Published in Journal für Ornithologie, in 1873, in volume 21, pages 446-454

Published in Journal für Ornithologie, in 1873, in volume 21, pages 455-460

Published in Journal für Ornithologie, in 1873, in volume 21, pages 460-462

Published in Journal für Ornithologie, in 1873, in volume 21, issue 3, pages 315-320