Published in Cape Town Annals S African Museum, in 1911, in volume 7, pages 291-308

Published in Cape Town Annals S African Museum, in 1911, in volume 7, pages 309-322

Published in Annals of the South African Museum, in 1911, in volume 10, pages 1-17

Published in Annals of the South African Museum, in 1911, in volume 10, pages 31-37

Published in Annals of the South African Museum, in 1911, in volume 11, pages 29-58