Published in Journal für Ornithologie, in 1856, in volume 4, pages 17-31
Published in Journal für Ornithologie, in 1856, in volume 4, pages 70-74
Published in Journal für Ornithologie, in 1856, in volume 4, pages 75-84
Published in Journal für Ornithologie, in 1856, in volume 4, pages 85-94
Published in Journal für Ornithologie, in 1856, in volume 4, pages 96
Published in Journal für Ornithologie, in 1856, in volume 4, pages 113-118
Published in Journal für Ornithologie, in 1856, in volume 4, pages 129-132
Published in Journal für Ornithologie, in 1856, in volume 4, pages 134-162
Published in Journal für Ornithologie, in 1856, in volume 4, pages 197-204
Published in Journal für Ornithologie, in 1856, in volume 4, pages 250-255
Published in Journal für Ornithologie, in 1856, in volume 4, pages 337-352
Published in Journal für Ornithologie, in 1856, in volume 4, pages 353-360
Published in Journal für Ornithologie, in 1856, in volume 4, pages 387-389
Published in Journal für Ornithologie, in 1856, in volume 4, pages 497-502