Application of depth methods to functional data provides new tools of analysis, in particular an ordering of curves from the center outwards. Two specific depth definitions are band depth and half-region depth (Lo ́pez-Pintado & Romo (2009). Journal of the American Statistical Association, 104, 718–734; Lo ́pez-Pintado & Romo (2011). Computational Statistics & Data Analysis, 55, 1679–1695…