Cover for an electronic communications device

FIG. 1 is a top left front perspective view of a cover for an electronic communications device showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The dashed broken lines throughout the drawing figures depict portions of the cover for an electronic communications device that form no part of the claimed design. The dot-dash broken lines represent the bounds of the claimed design. The broken lines and unshaded areas bounded by broken lines form no part of the claimed design.