Published in Proceedings Zoological Society London, in 1918, in volume 1917, pages 223-232

Published in Proc. Zool. Soc. London, in 1918, in volume 1918, pages 9-10

Published in Proceedings of the Zoological Society of London, in 1918, in volume 1918, pages 55-131

Published in Proceedings of The Zoological Society of London, in 1918, in volume 1918, pages 231-235

Published in Proceedings of the Zoological Society of London, in 1918, in volume 1918, pages 257-261