The ornamental design for a casketshellcorner, as shown and described.
FIG. 1 is a perspective view of a of my new, original and ornamental design for a casket shell corner;
FIG. 2 is an enlarged perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a side view thereof, the other side view being a mirror image thereof
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
The broken line showing of the upper flat surface of the casket shell corner shown in FIGS. 1, 2, 5 and 6 and the remainder of the casket in FIG. 1 is included for the purpose of illustrating environment and forms no part of the claimed design. The broken line adjacent to the shaded portion of the casket shell corner forms an unclaimed boundary of the design. The undisclosed portion of the casket shell corner forms no part of the claimed design.