The recurrence of Vogelgnathus campbelli-dominated conodont faunas in the Viséan and early Namurian of the Cantabrian Mts (Spain) : a reflection of sea-level fluctuations? / M. van den Boogaard $ Scaphopods from Middle Liassic erratic boulders of northern Germany; with a review on Liassic Scaphopoda / T. Engeser & F. Riedel

The recurrence of Vogelgnathus campbelli-dominated conodont faunas in the Viséan and early Namurian of the Cantabrian Mts (Spain) : a reflection of sea-level fluctuations? / M. van den Boogaard $ Scaphopods from Middle Liassic erratic boulders of northern Germany; with a review on Liassic Scaphopoda / T. Engeser & F. Riedel