The ornamental design for a portion of a displayscreen with icon, as shown and described.
FIG. 1 is a front view of a first embodiment of a portion of a display screen with icon showing my new design;
FIG. 2 is a front view of a second embodiment of a portion of a display screen with icon showing my new design; and
FIG. 3 is a front view of a third embodiment of a portion of a display screen with icon showing my new design.
FIG. 4 is a front view of a fourth embodiment of a portion of a display screen with icon showing my new design;
FIG. 5 is a front view of a fifth embodiment of a portion of a display screen with icon showing my new design; and
FIG. 6 is a front view of a sixth embodiment of a portion of a display screen with icon showing my new design.
FIG. 7 is a front view of a seventh embodiment of a portion of a display screen with icon showing my new design; and,
FIG. 8 is a front view of an eighth embodiment of a portion of a display screen with icon showing my new design.
The outermost broken line rectangle in the figures showing the portion of the display screen and all other broken lines in the figures showing portions of the icon are included for the purpose of illustrating environment and form no part of the claim design.