Published in Proc. Calif. Acad. Sci., in 1960, in volume 29, pages 549-576
Published in Proc. Calif. Acad. Sci., in 1960, in volume 29, pages 577-620
Published in Proceedings of the California Academy of Sciences, in 1960, in volume 30, pages 1-45
Published in Proc. Calif. Acad. Sci. (4), in 1960, in volume 31, pages 51-67
Published in Proc. Calif. Acad. Sci., San Francisco (4), in 1960, in volume 31, pages 69-102
Published in Proceedings of the California Academy of Sciences, in 1960, in volume 31, pages 103-110
Published in Proc. Calif. Acad. Sci., in 1960, in volume 31, pages 111-119
Published in Proc. Calif. Acad. Sci., San Francisco (4), in 1960, in volume 31, pages 121-168
Published in Proc. Calif. Acad. Sci., in 1960, in volume 31, pages 169-184