P.  Knight-Jones and Knight-Jones, E. W., ?Ecology and distribution of Serpuloidea (Polychaeta) round South America?, in Ophelia, Suppl. 5. Systematics, biology and morphology of world Polychaeta; 2nd International Polychaete Conference, Copenhagen, Denmark, August 18-23, 1986. 723, vol. 5, M. E.  Petersen and Kirkegaard, J. B., Eds. Helsingor, Denmark. Illus. Maps.: Ophelia Publications, 1991, pp. 579-586.