Biostratigraphy and sequence stratigraphy of the Toarcian Ludwigskanal section (Franconian Alb, Southern Germany)

1. Grammoceras thouarsense (d’Orbigny), 10 cm below top of bed 21, Thouarsense Subzone, Jurensismergel Formation. GZG.INV.70527: d = 72 mm, di = 50 mm, u = 25 mm, wh = 27 mm, wb = n.a., rb/2 = (25). 2. Alocolytoceras rugiferum (Pompeckj), 20–25 cm below top of bed 23, Dispansum Subzone, Jurensismergel Formation. GZG.INV.70528: d = (39 mm), di = (27 mm), u = 12 mm, wh = 16 mm, wb = n.a., rb/2 = (42). 3. Pseudolioceras cf. boulbiense (Young and Bird), 12–20 cm below top of bed 23, Dispansum Subzone, Jurensismergel Formation. GZG.INV.70529: d = 26 mm, di = 17 mm, u = 5.5 mm, wh = 13 mm, wb = n.a., rb/2 = 13. 4. Alocolytoceras rugiferum (Pompeckj), 20–25 cm below top of bed 23, Dispansum Subzone, Jurensismergel Formation. GZG.INV.70530: d = 76 mm, di = 56 mm, u = 21 mm, wh = 31 mm, wb = n.a., rb/2 = n.a. 5. Phlyseogrammoceras dispansum (Lycett), 12–20 cm below top of bed 23, Dispansum Subzone, Jurensismergel Formation. GZG.INV.70531: d = (30 mm), di = n.a., u = (9 mm), wh = 12 mm, wb = 9 mm, rb/2 = n.a. 6. Dumortieria insignisimilis (Brauns), 11 cm below top of bed 23, basis of Levesquei Subzone, Jurensismergel Formation. GZG.INV.70532: d = 22 mm, di = 17 mm, u = 12 mm, wh = 6 mm, wb = n.a., rb/2 = 20. 7. Dumortieria insignisimilis (Brauns), 11 cm below top of bed 23, basis of Levesquei Subzone, Jurensismergel Formation. GZG.INV.70533: d = 25 mm, di = 17 mm, u = 10.5 mm, wh = 8.5 mm, wb = n.a., rb/2 = 18. 8. Phlyseogrammoceras dispansum (Lycett), 20–25 cm below top of bed 23, Dispansum Subzone, Jurensismergel Formation. GZG.INV.70534: d = 83 mm, di = 61 mm, u = 27 mm, wh = 31 mm, wb = n.a., rb/2 = (45). 9. Dumortieria radiosa (Seebach), 75 cm below top of bed 24, Pseudoradiosa Subzone, Jurensismergel Formation. GZG.INV.70535: d = 73 mm, di = (54 mm), u = 30 mm, wh = 23 mm, wb = n.a., rb/2 = n.a. 10. Hammatoceras insigne (Schübler in Zieten), 15 cm below top of bed 23, Dispansum Subzone, Jurensismergel Formation. GZG.INV.70536: d = (56 mm), di = (42 mm), u = 26 mm, wh = (16 mm), wb = n.a., rb/2 = (28). 11. Dumortieria levesquei (d’Orbigny), 6 cm below top of bed 23, Levesquei Subzone, Jurensismergel Formation. GZG.INV.70537a: d = 34 mm, di = 24 mm, u = 13 mm, wh = 12 mm, wb = n.a., rb/2 = 18. 12. Hammatoceras insigne (Schübler in Zieten), 15 cm below top of bed 23, Dispansum Subzone, Jurensismergel Formation. GZG.INV.70538: d = 29 mm, di = (22 mm), u = (10 mm), wh = 10 mm, wb = 17 mm, rb/2 = (16). 13. Dumortieria levesquei (d’Orbigny), 9 cm below top of bed 23, Levesquei Subzone, Jurensismergel Formation. GZG.INV.70539: d = 32 mm, di = (23 mm), u = (13 mm), wh = 11 mm, wb = 10 mm, rb/2 = 21. 14. Dumortieria pseudoradiosa (Branco), 4 cm below top of bed 23, Levesquei Subzone, Jurensismergel Formation. GZG.INV.70537c: d = 92 mm, di = 70 mm, u = 41 mm, wh = 28 mm, wb = n.a., rb/2 = 32.