Reference

Fred Rögl, H.J. Hansen (1984): Foraminifera described by Fichtel & Moll in 1798. A revision of Testacea Microscopica (Appendix: Testacea Microscopica alique minuta ex Generibus Argonauta et Nautilus – Reprint of Original Plates) – Neue Denkschriften des Naturhistorischen Museums in Wien – 3: 1 - 143.