Reference

Jürgen Pollerspöck, Thomas Güthner, Nicolas Straube (1922): Re-evaluation of the Lower Miocene (Burdigalian, Ottnangian) elasmobranch fauna (Elasmobranchii, Neoselachii) from Upper Austria (Allerding, near Schärding, Austria) with comments on the palaeogeographic distribution of the recorded squaliform sharks – Annalen des Naturhistorischen Museums in Wien – 122A: 87 - 163.