**FIGURE 1. **Three-dimensional model visualizing the sequence of the wear stages (1.1-1.15) for the m1 of *Pliospalax macoveii *(ACA 858), from the locality of Çalta in Turkey (Şen, 1977). Labial and occlusal view. The scale bars apply to all panels of the figure.

**FIGURE 2. **Three-dimensional model visualizing the sequence of the wear stages (2.1-2.12) for the m1 of *Pliospalax macoveii *(ACA 859) from the locality of Çalta in Turkey (Şen, 1977). Labial and occlusal view. Inverted figure of the specimen. The scale bars apply to all panels of the figure.

**FIGURE 3. **Three-dimensional model visualizing the sequence of the wear stages (3.1-3.12) for the right m1 of *Pliospalax macoveii *(ACA 881) from the locality of Çalta in Turkey (Şen, 1977). Labial and occlusal view. Inverted figure of the specimen. The scale bars apply to all panels of the figure.

**FIGURE 4. **Three-dimensional model visualizing the sequence of the wear stages (4.1-4.12) for the left m1 of *Pliospalax macoveii *(ACA 881) from the locality of Çalta in Turkey (Şen, 1977). Labial and occlusal view. The scale bars apply to all panels of the figure.

**FIGURE 5.** Three-dimensional model visualizing the sequence of the wear stages (5.1-5.9) for the holotype (m1) of *Pliospalax tourkobouniensis *(TB1 481), from the locality of Tourkobounia-1 in Greece (De Bruijn and Van der Meulen, 1975). Labial and occlusal view. The scale bars apply to all panels of the figure.

**FIGURE 6. **Three-dimensional model visualizing the sequence of the wear stages (6.1-6.12) for the m1 of *Pliospalax tourkobouniensis * (TB1-901), from the locality of Tourkobounia-1 in Greece (De Bruijn and Van der Meulen, 1975). Labial and occlusal view. The scale bars apply to all panels of the figure.

**FIGURE 7. **Three-dimensional model visualizing the sequence of the wear stages (7.1-7.12) for holotype (m1) of *Pliospalax sotirisi *(MR 1286) from Maritsa, in Greece (De Bruijn et al., 1970). Inverted figure of the specimen. The scale bars apply to all panels of the figure.

**FIGURE 8. **Three-dimensional model visualizing the sequence of the wear stages (8.1-8.9) for the right m1 of *Spalax microphthalmus *(REG 22726) from Romania. Labial and occlusal view. Inverted figure of the specimen. The scale bars apply to all panels of the figure.

**FIGURE 9.** Three-dimensional model visualizing the sequence of the wear stages (9.1-9.9) for the left m1 of *Spalax microphthalmus *(REG 22726) from Romania. Labial and occlusal view. The scale bars apply to all panels of the figure.

**FIGURE 10.** Three-dimensional model visualizing the sequence of the wear stages (10.1-10.12) for the right m1 of *Spalax microphthalmus *(REG 22729) from Hungary. Labial and occlusal view. Inverted figure of the specimen. The scale bars apply to all panels of the figure.

**FIGURE 11.** Three-dimensional model visualizing the sequence of the wear stages (11.1-11.9) for the left m1 of *Spalax microphthalmus *(REG 22729) from Hungary. Labial and occlusal view. The scale bars apply to all panels of the figure.

**FIGURE 12. **Three-dimensional models visualizing the sequence of the wear stages (A-E) for the m1 of *Pliospalax*. Occlusal view. (1) anterosinusid, (2) protosinusid, (3) sinusid, (4) posterosinusid, (5) mesosinusid.