Figure 6 from: Sands AF, Glöer P, Gürlek ME, Albrecht C, Neubauer TA (2020) A revision of the extant species of Theodoxus (Gastropoda, Neritidae) in Asia, with the description of three new species. Zoosystematics and Evolution 96(1): 25-66. https://doi.org/10.3897/zse.96.48312

Figure 6 Theodoxus baeticus (Lamarck, 1822). A–C. Paralectotype of N. baetica from Andalusia, Spain (MHNG-MOLL-51319). D) Operculum of a paralectotype of N. baetica from Andalusia (MHNG-MOLL-51319); E–G. Lectotype of N. baetica from Andalusia (MHNG-MOLL-51319); H–J; K; L; M; N. Five syntypes of N. meridionalis from Sicily (ZMB, without coll. no.); O–R. Topotype of N. guadianensis collected in the Guadiana River near Mértola, Portugal incorporated into the phylogeny (UGSB 22084); S–V. Specimen from Sóller, Balearic Islands used in the phylogeny (UGSB 19162). Scale bars: 1 mm.