This is the peer reviewed version of the following article: Oppo, D. and Capozzi, R. (2016), Spatial association of mud volcano and sandstone intrusions, Boyadag anticline, western Turkmenistan. Basin Res, 28: 827–839., which has been published in final form at DOI: doi:10.1111/bre.12136. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.