Complex sentence: Simple tooth infundibula occur most notably in the incisors of horses and other equines, but they also occur in the premolars and molars of ruminants: camels, deer, horses and all bovids (cattle, bison, and buffalo).
Split into simpler sentences: Simple tooth infundibula occur most notably in the incisors of horses and other equines. But also occurs in the premolars and molars of ruminants: camels, deer, horses and all bovids (cattle, bison, and buffalo).