Saalensia birugata Grundel, Keupp & Lang 2019

Saalensia birugata Gründel, Keupp & Lang, 2019 Plate 8: fig. 1 2019 Saalensia birugata n. sp. – Gründel, Keupp and Lang: 101, pl. 1, figs 10–16 (here more chresonymy and synonymy). 2020 b Saalensia birugata Gründel, Keupp and Lang – Gründel, Hostettler and Menkveld-Gfeller: 111, pl. 1, figs 10–12. Material. 22 specimens, illustrated specimen SNSB-BSPG 2016 XXI 1779. Remarks. The weakening of the abapical strong spiral cord can begin in relatively early whorls. The adapical spiral cord then protrudes.