Acknowledgments

I am indebted to Dr. R. S. Duff, Director of the Canterbury Museum, Christchurch, for the loan of the holotype of C. waitei; to Professor L. R. Richardson, Department of Zoology, Victoria University College, for unfailing encouragement and advice; and to Drs. H. B. Bigelow and W. C. Schroeder, Museum of Comparative Zoology, Harvard, for freely making available their Ms. on Centroscymnus coelolepis.