Published in Proceedings of The Zoological Society of London, in 1919, in volume 1919, pages 17-20

Published in Proc. Zool. Soc. London, in 1919, in volume 1919, pages 79-81

Published in Proceedings of the Zoological Society of London, in 1919, in volume 1919, pages 117-171

Published in Proceedings of The Zoological Society of London, in 1919, in volume 1919, pages 309-319

Published in Proceedings of the Zoological Society of London, in 1919, in volume 1919, pages 349-355

Published in Proceedings of The Zoological Society of London, in 1919, in volume 1919, pages 399-404

Published in Proceedings of The Zoological Society of London, in 1919, in volume 1919, pages 441-451

Published in Proceedings of the Zoological Society of London, in 1919, in volume 1919, issue 3-4, pages 267-307