Figure 1.

Gestation evaluation (21st day) under Bouin's fluid-fixed or diaphanizated fetuses. CL, clavicule. CR, cranio. PE, pelvis. VS, vertebral spine.

Gestation evaluation (21st day) under Bouin's fluid-fixed or diaphanizated fetuses. CL, clavicule. CR, cranio. PE, pelvis. VS, vertebral spine.