Fig. 2 in Taxonomic assessment of 24 hydrobiid species (Caenogastropoda, Truncatelloidea) of conservation concern in springs of Iberia and Maghreb

Fig. 2. Morphological differentiation among species of Corrosella Boeters, 1970. The left column shows canonical variate analysis (CVA) results for all species across the major clades, while the right column focuses on species within Clade 1. Analyses were conducted using four datasets. A. Principal components of shell shape. B. Shell measurements. C. Female genitalia measurements. D. Male genitalia measurements. The sample size (n) for each dataset is provided in the top right corner of each plot.