Elbracht, Jörg; Helm, Carsten
(Hannover : Universität Hannover. Institut für Geologie und Paläontologie, 1998)
Upper-Jurassic geschiebe-corals (Thamnasteria concinna) from a gravel-/sandpit at Freden/Leine are described. They are slightly bored by bivalves (Gastrochaenolites) and worms (Trypanites). Some oysters (Nanogyra Inana) ...