GUERNSEY – Graveside memorial services for Marietta Jean Posten, 88, will be held at 1 p.m. Thursday, January 16, 2025, at Prairie Rest Cemetery in Guernsey, Wyoming with Pastor Bill Walker officiating. Marietta died January 11, 2025, at Banner Community Hospital in Torrington, Wyoming and cremation has taken place. Memorials may be given to the Laramie Peak Fire District. Arrangements are by the Colyer Funeral Home and condolences may be sent to www.colyerfuneralhome.com.