Didactyl tracks of paravian theropods (Maniraptora) from the ?Middle Jurassic of Africa.

by Alexander Mudroch, Ute Richter, Ulrich Joger, Ralf Kosma, Oumarou Idé, Abdoulaye Maga
Published 2011-02-01

Correction: New Ophthalmosaurid Ichthyosaurs from the European Lower Cretaceous Demonstrate Extensive Ichthyosaur Survival across the Jurassic–Cretaceous Boundary

by Valentin Fischer, Michael W. Maisch, Darren Naish, Ralf Kosma, Jeff Liston, Ulrich Joger, Fritz J. Krüger, Judith Pardo Pérez, Jessica Tainsh, Robert M. Appleby
Published 2012-01-01

New ophthalmosaurid ichthyosaurs from the European Lower Cretaceous demonstrate extensive ichthyosaur survival across the Jurassic-Cretaceous boundary.

by Valentin Fischer, Michael W Maisch, Darren Naish, Ralf Kosma, Jeff Liston, Ulrich Joger, Fritz J Krüger, Judith Pardo Pérez, Jessica Tainsh, Robert M Appleby
Published 2012-01-01

Correction: New Ophthalmosaurid Ichthyosaurs from the European Lower Cretaceous Demonstrate Extensive Ichthyosaur Survival across the Jurassic–Cretaceous Boundary.

by Valentin Fischer, Michael W. Maisch, Darren Naish, Ralf Kosma, Jeff Liston, Ulrich Joger, Fritz J. Krüger, Judith Pardo Pérez, Jessica Tainsh, Robert M. Appleby
Published 2012-01-01

A new basal sauropod dinosaur from the middle Jurassic of Niger and the early evolution of sauropoda.

by Kristian Remes, Francisco Ortega, Ignacio Fierro, Ulrich Joger, Ralf Kosma, José Manuel Marín Ferrer, Project PALDES, Niger Project SNHM, Oumarou Amadou Ide, Abdoulaye Maga
Published 2009-09-01