The ornamental design for an electric motorvehicle, as shown and described.
FIG. 1 is a perspective view 1 of the front, left and top side of an electric motor vehicle showing our new design;
FIG. 2 is a perspective view 2 of the rear, right and top side view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The parts shown in the broken lines do not form part of the claimed designs. The dot and dashed lines mean a boundary between the claimed portion and the non-claimed portion. The right side view is omitted because it is a mirror image of the left side view.