Published in Annals of The South African Museum, in 1928, in volume 22, pages 421-425

Published in Annals of The South African Museum, in 1928, in volume 22, pages 439-144

Published in Annals of The South African Museum, in 1928, in volume 25, pages 217-312

Published in Annals of The South African Museum, in 1928, in volume 25, pages 313-335

Published in Annals of The South African Museum, in 1928, in volume 25, pages 337-340

Published in Annals of The South African Museum, in 1928, in volume 25, pages 341-357

Published in Annals of The South African Museum, in 1928, in volume 26, pages 1-431