Published in Journal für Ornithologie, in 1896, in volume 44, pages 67-81

Published in Journal für Ornithologie, in 1896, in volume 44, pages 81-92

Published in Journal für Ornithologie, in 1896, in volume 44, pages 93-95

Published in Journal für Ornithologie, in 1896, in volume 44, pages 95-96

Published in Journal für Ornithologie, in 1896, in volume 44, pages 97-98

Published in Journal für Ornithologie, in 1896, in volume 44, pages 98-100

Published in Journal für Ornithologie, in 1896, in volume 44, pages 100

Published in Journal für Ornithologie, in 1896, in volume 44, pages 101-216

Published in Journal für Ornithologie, in 1896, in volume 44, pages 217-248

Published in Journal für Ornithologie, in 1896, in volume 44, pages 249-251

Published in Journal für Ornithologie, in 1896, in volume 44, pages 251-253

Published in Journal für Ornithologie, in 1896, in volume 44, pages 253-254

Published in Journal für Ornithologie, in 1896, in volume 44, pages 255-256

Published in Journal für Ornithologie, in 1896, in volume 44, pages 257-273

Published in Journal für Ornithologie, in 1896, in volume 44, pages 274-304

Published in Journal für Ornithologie, in 1896, in volume 44, pages 305-331

Published in Journal für Ornithologie, in 1896, in volume 44, pages 367-368

Published in Journal für Ornithologie, in 1896, in volume 44, pages 416-483