W. Va. Code § 62-9-4: Indictment for voluntary manslaughter.

A grand jury may, in a case of homicide, which in their opinion amounts to manslaughter only, and not to murder, find an indictment against the accused for manslaughter, and in such case the indictment shall be sufficient, if it be in form, tenor or effect as follows (after following the form in section one:

That A..............., on the .............. day of .............., nineteen .............. in the said county of .............. feloniously and unlawfully did kill and slay one B................., against the peace and dignity of the state.

Upon the trial of such indictment the accused may be convicted of either voluntary or involuntary manslaughter, as the evidence may warrant.