Published in Journal of the Royal Society of Western Australia, in 1988, in volume 70, pages 57-67

Published in Journal of the Royal Society of Western Australia, in 1988, in volume 70, pages 69-87

Published in Journal of the Royal Society of Western Australia, in 1988, in volume 70, pages 89-109

Published in Journal of the Royal Society of Western Australia, in 1988, in volume 70, pages 111-118

Published in Journal of the Royal Society of Western Australia, in 1988, in volume 70, pages 119-128

Published in Journal of the Royal Society of Western Australia, in 1988, in volume 71, pages 1-6

Published in Journal of the Royal Society of Western Australia, in 1988, in volume 71, pages 7-13

Published in Journal of the Royal Society of Western Australia, in 1988, in volume 71, pages 15-22