On the side nadklyuvya before the peak is well marked a sharp tooth, which corresponds to the tenderloin on the lower jaw (Fig. 1). Palatal surface of the cornea nadklyuvya with a sharp longitudinal ridge. The line of feathers on the sides lower jaw has a kind of straight or slightly curved line forward and down (Fig. 1).

Fig. 1. The head sapsana; nadklyuve with great teeth to the top of

On the side nadklyuvya no predvershinnogo zubtsa, podklyuve Without a notch. Palatal surface of the cornea nadklyuvya without longitudinal ridge. The line of feathers on the sides issued by the lower jaw forward in a sharp wedge (Fig. 2), or dress does not go to the side of the lower jaw.