Published in Proceedings of the California Academy of Sciences, in 1974, in volume 39, pages 507-516

Published in Proceedings of the California Academy of Sciences, in 1974, in volume 39, pages 517-562

Published in Proceedings of the California Academy of Sciences, in 1974, in volume 40, pages 1-16

Published in Proceedings of the California Academy of Sciences, in 1974, in volume 40, pages 17-57

Published in Proceedings of the California Academy of Sciences, in 1974, in volume 40, pages 59-86

Published in Proc. Cal. Acad. Sci., in 1974, in volume 40, pages 87-92