Which unique foot structure is associated with the genus name *Proteles*?

Answer

It has five toes on the front limbs and only four on the hind ones.

The genus name *Proteles*, meaning "complete in front" in Greek, acknowledges the asymmetrical foot structure: five digits on the forelimbs and four digits on the hind limbs.

Which unique foot structure is associated with the genus name *Proteles*?
mammalAfricaInsectivoreNocturnalAardwolf