 It perhaps belongs to some coelurosaurian group; some workers consider it a "nomen dubium".A 2012 study found it to be a valid tyrannosauroid, a conclusion supported by Delcourt and Grillo (2018).The habitat of "Timimus" consisted of polar forests with mild summers but cold and dark winters due to the closer proximity of the area to the South Pole during the Early Cretaceous.