This is the peer reviewed version of the following article: Liu, Q. , Kneller, B. , Fallgatter, C. , Valdez Buso, V. and Milana, J. P. (2018), Tabularity of individual turbidite beds controlled by flow efficiency and degree of confinement. Sedimentology, 65: 2368-2387. , which has been published in final form at DOI: 10.1111/sed.12470. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.