Figure 1 is a sketch of the anatomy of the distal forelimb of the horse.
2
The lateral hind-toes (that is to say the second and fifth of the typical series) had, however, become rudimentary; although it is probable that the corresponding digits of the forelimb were functional, so that this foot was four-toed.
3
The muscular sling that holds the forelimb onto the body serves as a shock absorber during locomotion.