Published in Proceedings of the California Academy of Sciences, in 1912, in volume 1, pages 323-374

Published in Proceedings of the California Academy of Sciences, in 1912, in volume 1, pages 375-404

Published in Proceedings of the California Academy of Sciences, in 1912, in volume 1, pages 405-430

Published in Proceedings of the California Academy of Sciences, in 1912, in volume 1, pages 431-446

Published in Proceedings of the California Academy of Sciences, in 1912, in volume 3, pages 147-154

Published in Proceedings of the California Academy of Sciences, in 1912, in volume 3, pages 155-160

Published in Proceedings of the California Academy of Sciences, in 1912, in volume 3, pages 161-182

Published in Proceedings of the California Academy of Sciences, in 1912, in volume 3, pages 183-186

Published in Proc. Cal. Ac. Sci, in 1912, in volume 3, pages 187-258

Published in Proceedings of the California Academy of Sciences, in 1912, in volume 3, pages 259-264