Early teleost otolith morphogenesis observed in the Jurassic of Franconia, Bavaria, southern Germany

Otoliths of Leptolepis kremmeldorfensis, L. inaequalis, L. macrocephalus, and Leptoelops rhenanus. figs 1–6: Leptolepis kremmeldorfensis (Schröder, 1956); 1: holotype of Ot. kremmeldorfensis Schröder, 1956 from Kremmeldorf (SNSB-BSPG 2022 III 35); 2: paratype of Ot. kremmeldorfensis Schröder, 1956 from Kremmeldorf (SNSB-BSPG 2022 III 36); 3: holotype of Ot. amygdalinus Schröder, 1956 from Kremmeldorf (SNSB-BSPG 2022 III 14); 4: paratype of Ot. bambergensis Schröder, 1956 from Freiahorn (SNSB-BSPG 2022 III 10); 5: holotype of Ot. franconicus Schröder, 1956 from Kremmeldorf (SNSB-BSPG 2022 III 24); 6: paratype of Ot. franconicus Schröder, 1956 from Kremmeldorf (SNSB-BSPG 2022 III 27). figs 7, 8: Leptolepis cf. kremmeldorfensis (Schröder, 1956), from the late Pliensbachian of Buttenheim, SNSB-BSPG 2022 IV 15. figs 9–11: Leptolepis inaequalis (Weiler, 1954); 9: holotype of Ot. puenzendorfensis Schröder, 1956 from Pünzendorf (SNSB-BSPG 2022 III 39); 10: holotype of Ot. calloviensis Schröder, 1956 from Pünzendorf (SNSB-BSPG 2022 III 8); 11: holotype of Ot. inaequalis Weiler, 1954 from the Callovian to Oxfordian of Kandern, Baden-Würtemberg (SMF P.3067). figs 12–13: Leptolepis macrocephalus (Schröder, 1956); 12: holotype of Ot. guttaeformis Schröder, 1956 from Pünzendorf (SNSB-BSPG 2022 III 6); 13: holotype of Ot. macrocephalus Schröder, 1956 from Pünzendorf (SNSB-BSPG 2022 III 1). figs 14–16: Leptoelops rhenanus (Weiler, 1954); 14: holotype of Ot. rhenanus Weiler, 1954 from the Callovian of well Bruchsal D 205 (core from 482 to 487 m) near Weingarten, Baden-Württemberg (SMF P.2953); 15: holotype of Ot. rectisulcatus Schröder, 1956 from Pünzendorf (SNSB-BSPG 2022 III 37); 16: holotype of Ot. scissus Schröder, 1956 from Pünzendorf (SNSB-BSPG 2022 III 40).