**FIGURE 1.** Homothetic and quasi-homothetic transformation.

**FIGURE 2.** Boundary conditions, forces applied in the reference model A and the scaled model B and location of points P and Q in the jaw.

**FIGURE 3. **Von Mises Stress distribution (in MPa) and Displacement distribution (in mm) in the four scaled models of *Connochaetes taurinus* analyzed for plane stress and plane strain.

**FIGURE 4.** Von Mises Stress distribution (in MPa) and Displacement distribution (in mm) in the four different models for plane stress and plane strain when a unitary force is applied in all the models.

**FIGURE 5. **Von Mises Stress distribution (in MPa) and Displacement distribution (in mm) in the four different models for plane stress and plane strain when the quasi-homotetic transformation was applied.