Pectinodon is a genus of dinosaurs from the Late Cretaceous period (66 mya). It currently contains a single species, Pectinodon bakkeri (sometimes classified as Troodon bakkeri), known mainly from teeth, as well as fragments of juvenile skeletons and eggshells. The holotype, UCM 38445, consists of a 6.2 millimetres long tooth. The paratypes include other teeth and also a front dentary and a lower braincase.