Ammonites and stratigraphy of the Achdorf Formation (Braunjura Group; Aalenian) at the Wochenberg hill near Schömberg-Schörzingen (W Swabian Alb, SW Germany)

(1a, b) Leioceras crassicostatum (Rieber) [M], SMNS 70640/1. (2a–4b, 8a, b, 10a, b) L. goetzendorfense (Dorn) [M]; (2) uWB-4, SMNS 70640/2; (3) uWB-7, SMNS 70640/3. (4) uWB-4, SMNS 70640/4; (8) uWB-8, SMNS 70640/5; (10) SMNS 70640/6. (5) L. striatum (Buckman) [m], SMNS 70640/7. (6a–7b) Tmetoceras scissum (Benecke); (6) SMNS 70640/8; (7) uWB-4, SMNS 70640/9. (9) L. paucicostatum Rieber [m], SMNS 70640/10. 2–4, 6, 8: southern slope of the Wochenberg hill. 1, 5, 7, 9, 10: headwaters of the Schörzinger Starzel river. 1–10: Achdorf Formation, Untere Wilflingen-Bank, Lower Aalenian, Opalinum Zone (Bifidatum Subzone), crassicostatum biohorizon. Asterisk marks beginning of bodychamber. Scale bar: 3 cm.