Figure 22 from: Kneubühler J, Hutterer R, Pfarrer B, Neubert E (2019) Anatomical and phylogenetic investigation of the genera Alabastrina Kobelt, 1904, Siretia Pallary, 1926, and Otala Schumacher, 1817 (Stylommatophora, Helicidae). ZooKeys 843: 1-37. https://doi.org/10.3897/zookeys.843.32867

Figure 22 Otalaxanthodon, Kebdana, Moulouya valley, Morocco; A shell from O.xanthodon (NMBE 555169), D = 22.33 mm, H = 13.61 mm; B shell from O.xanthodon (NMBE 555170), D = 23.10 mm, H = 13.37 mm. Kebdana, Djebel Sebaa Reyal/ Rif C shell from O.xanthodon (NMBE 549843), D = 27.77 mm, H = 16.04 mm. All photographs by Kneubühler, shell × 1.5.