Reference

M.A. Kaminski, Felix M. Gradstein, William A. Berggren, S. Geroch, J.P. Beckmann (1988): Flysch-Type Agglutinated Foraminiferal Assemblages from Trinidad: Taxonomy, Stratigraphy and Paleobathymetry – Abhandlungen der Geologischen Bundesanstalt in Wien – 41: 155 - 227.