Published in Annals of the Cape Provincial Museum, in 1967, in volume 6, issue 2, pages 17-37

Published in Annals of the Cape Provincial Museum, in 1967, in volume 6, issue 3, pages 39-46

Published in Annals of the Cape Provincial Museum, in 1967, in volume 6, issue 4, pages 47-54

Published in Annals of the Cape Provincial Museum, in 1967, in volume 6, issue 5, pages 55-62