Reference

Volker Dietze, Günter Schweigert (2023): Biostratigraphy of the Unteres Flöz (Upper Aalenian, Murchisonae Zone, Haugi Subzone, sinon biohorizon) at the type locality of the Eisensandstein Formation (Braunjura Group) at Aalen (E Swabian Alb, SW Germany) – Palaeodiversity – 16: 7 - 37.