1. Department of Palaeontology, Eötvös Loránd University, Budapest, Hungary
2. Institute for Geological and Geochemical Research, Research Centre for Astronomy and Earth Sciences, Eötvös Loránd Research Network, Budapest, Hungary
3. Department of Geology and Laboratories, Mining and Geological Survey of Hungary, Budapest, Hungary
4. Department of Palaeontology and Geology, Hungarian Natural History Museum, Budapest, Hungary