A form of discontinuous boudinage (styloboudinage) involves extension along and shortening across layers due to the contemporaneous development of extension veins and localized bed-parallel stylolites. Styloboudins develop under anchimetamorphic conditions and occur in the thinnest parts of hummocky-bedded limestone layers enclosed by calcareous mudrock within the Martinsburg Formation of southwest Virginia, U.S.A. They show complex subfabrics defined by sets of orthogonal veins and stylolites. The boudins are late-stage deformation structures associated with reactivation of early bed-parallel stylolites and development of bed-normal calcite veins. Pressure-solution shortening across these stylolites is 10–15% whereas finite elongations recorded by veins ranges from 40–70% in thin parts to 10–25% in the widest parts of layers. Latest pull-apart and veining in some cases utilized existing stylolites at high angles to bedding.