Field work (context: RET - Research Expedition Trip, EFT - Educational Field Trip, Conference Field Trip - CFT)
- Belgium: Burg Reuland, Devonian (RET)
- Brazil: Rio Grande do Sul, Permian-Triassic (RET)
- China: Guangxi, Devonian (RET)
- France: Northwestern to Southeastern France, Jurassic-Cretaceous (RET, EFT, CFT)
- Germany: Southern Germany, Triassic-Jurassic (RET, EFT, CFT)
- Italy: Northern Italy, Triassic-Jurassic; Cenozoic (EFT)
- Japan: Hokkaido, Cretaceous (CFT)
- Morocco: Anti-Atlas, Paleozoic (RET, EFT, CFT)
- Portugal: Peniche, Jurassic (RET, CFT)
- Spain: Asturias, Jurassic (RET)
- Sweden: Gotland, Silurian (EFT)
- USA: Nevada; Oklahoma, Devonian-Carboniferous (RET)
- Uzbekistan: Zeravshan-Gissar Range, Devonian (RET, CFT)
Collection Work
- Belgium: Institut royal des Sciences naturelles de Belgique
- Czechia: National Museum (Prague)
- France: Muséum national d'histoire naturelle
- Germany: Goldfuß Museum Bonn, Hunsrück-Museum Simmern, Naturhistorisches Museum Mainz, Naturkunde Museum Berlin, Naturmuseum Senckenberg Frankfurt, Staatliches Museum für Naturkunde Stuttgart
- Luxembourg: Musée national d'histoire naturelle
- Russia: Orlov Museum of Paleontology
- Switzerland: Paläontologisches Institut und Museum, Universität Zürich
- UK: Natural History Museum (London)
- USA: American Museum of Natural History, Yale Peabody Museum
- Uzbekistan: Kitab Geological State Reserve