Nikolaus Michael Oppel's Drawings, Watercolors, and Engravings 3. CrocodilesRoger Bour, Josef Schmidtler · First published 2022Open the Tome
The genus TriturusMichael Fahrbach, Josef F. Schmidtler, D. Mebs, An Martel, Uwe Gerlach · First published 2018Open the Tome
The genus SalamandraUwe Seidel, Philip Gerhardt, Josef F. Schmidtler, Frank Pasmans, An Martel, Serge Bogaerts · First published 2016Open the Tome
