From The Collaborative International Dictionary of English v.0.48 :
Vulpes \Vul"pes\, n. [L., a fox.] (Zool.)
A genus of Carnivora including the foxes.
[1913 Webster]
From WordNet (r) 3.0 (2006) :
Vulpes
n 1: foxes [syn: Vulpes, genus Vulpes]