Published in Proceedings of the California Academy of Sciences, in 1953, in volume 27, pages 593-624

Created: 2011-06-28, modified: 2011-06-28

Published in Proc. Calif. Acad. Sci. (4), in 1953, in volume 28, pages 1-24

Created: 2009-12-24, modified: 2011-06-21

Published in Proc. Calif. Acad. Sci., San Francisco, in 1953, in volume 28, pages 59-164

Created: 2009-12-24, modified: 2011-10-03