Rhenocycloceras scalare (d’Archiac & de Verneuil, 1842) gen. et comb. nov., all from Herborn. A. Reproduction of the illustration by Sandberger & Sandberger (1850–1856: pl. 19 fig. 6), composed of specimens Wiesbaden 97a and 97b. B. Neotype Wiesbaden 97a (Sandberger Coll.). C. Specimen Wiesbaden 97b (Sandberger Coll.). D. Reproduction of the illustration by Sandberger & Sandberger (1850–1856: pl. 19 fig. 6a), specimen Wiesbaden 97c, ornament detail. E. Specimen Wiesbaden 97c (Sandberger Coll.). Scale bar units: 1 mm.

New paper out by Dieter Korn and Martina Aubrechtová on a strange group of #Carboniferous #orthoceratoid #cephalopods!

https://doi.org/10.5852/ejt.2026.1048.3231

#FossilFriday #Palaeontology #taxonomy