Noun
The first, or preaxial, digit of the fore limb, corresponding to the hallux in the hind limb; the thumb. In birds, the pollex is the joint which bears the bastard wing.
Source: Webster's dictionaryWith the exception of the four-toed African hunting dog (Lycaon pictus), there are five toes on the forefeet but the pollex (thumb) is reduced and does not reach the ground. Source: Internet
The front feet have lost the pollex (or 'thumb'), resulting in four toes, while the rear feet have all five toes. Source: Internet
Suffering the loss in the Panthers’ goal was Dana Pollex. Source: Internet