The ornamental design for a shroud for nursing an infant, as shown and described.
FIG. 1 is a front, right-side perspective view of a shroud for nursing an infant, showing a pillow in broken lines, showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left-side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a front right-side perspective view thereof, showing the design in use.
The broken lines showing a pillow in FIGS. 1-8, and showing portions of the human form in FIG. 8, are for illustrative purposes only and form no part of the claimed design.