Table 6. Angle of the wear striae of the upper and lower molars of Abdounodus hamdii with respect to the horizontal plan (= relative inclination of the motion of the lower jaw during phase I); wear facets number of Crompton [31].

Specimen	Wear facet	Wear striae inclination vs hor. axis
MNHN.F PM35, M2	4	40°
PM68, M2	1	30°
PM67, M2	1	35°
MHNM.KHG.154, LM1	1	30°
MHNM.KHG.154, RM1	1	35°