Published in Proceedings of the California Academy of Sciences, in 1978, in volume 41, pages 339-343

Published in Proceedings of the California Academy of Sciences, in 1978, in volume 41, pages 357-370

Published in Proceedings of the California Academy of Sciences, in 1978, in volume 41, pages 371-387

Published in Proceedings of the California Academy of Sciences, in 1978, in volume 41, pages 389-399

Published in Proceedings of the California Academy of Sciences, in 1978, in volume 41, issue 11, pages 297-305

Published in Proceedings of the California Academy of Sciences, in 1978, in volume 41, issue 12, pages 307-337

Published in Proceedings of the California Academy of Sciences, in 1978, in volume 41, issue 14, pages 345-356

Published in Proceedings of the California Academy of Sciences, in 1978, in volume 41, issue 18, pages 401-426