The red fox, Vulpes vulpes\textit{Vulpes vulpes}Vulpes vulpes, and the gray fox, Urocyon cinereoargenteus\textit{Urocyon cinereoargenteus}Urocyon cinereoargenteus, both belong to the family Canidae, which is classified within the order Carnivora.
Which of the following statements is not true about the classification of these two species?
They belong to different genera.
They belong to the same class.
They belong to the same family but different orders.
They belong to different species.