The ornamental design for a quarterfender, as shown and described.
FIG. 1 is a perspective view of a quarter fender, showing an embodiment of our new design.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a rear elevational view thereof.
FIG. 4 is a left side elevational view thereof.
FIG. 5 is a right side elevational view thereof.
FIG. 6 is a top plan view thereof.
FIG. 7 is a perspective view of a quarter fender, showing another embodiment of our new design, which is a mirror image of the quarter fender shown in FIGS. 1-6.
FIG. 8 is a front elevational view thereof.
FIG. 9 is a rear elevational view thereof.
FIG. 10 is a right side elevational view thereof.
FIG. 11 is a left side elevational view thereof; and,
FIG. 12 is a top plan view thereof.
Stippling in the drawings represent the three-dimensional contours of the design, and is not intended to indicate surface decoration. The broken lines shown in the drawings depict portions of the quarter fender that form no part of the claimed design.