Fig. 4 in A new giant nautilid species from the Middle Jurassic of Luxembourg and Southwest Germany

Fig. 4 'Nautilus intermedius Sowerby', from the d'Orbigny collection (specimen MNHN-F-A02204); Toarcian of Avallon (photo: courtesy of Muséum national d'histoire naturelle, Paris) ; Published as part of Weis, Robert, Schweigert, GÜnter & Wittische, Julian, 2023, A new giant nautilid species from the Middle Jurassic of Luxembourg and Southwest Germany, pp. 1-11 in Swiss Journal of Palaeontology (24) 142 (1) on page 4, DOI:10.1186/s13358-023-00290-6, http://zenodo.org/record/12001012