Reference

Volker Dietze, Günter Schweigert, Uwe Fidder, Norbert Wannenmacher (2011): The Giganteuston Member of Öschingen (Humphriesianum Zone, Lower Bajocian, Swabian Alb), with comments on the genera Dorsetensia Buckman, 1892 and Nannina Buckman, 1927 – Zitteliana Serie A – 51: 209 - 236.