Comparison of the maximum total body length among phocid populations. Range of maximum total body length for phocid assemblages around the world. Total body length values and estimations in electronic supplementary material, and indicated by small grey lines above body length ranges. Pisco Formation: Au. changorum, Ac. longirostris, Pi. pacifica and Ha. martini. Western North Atlantic: C. cristata, Ha. grypus, Pa. groenlandicus, Ph. vitulina and Pu. hispida. Yorktown Formation: S. magnus, Homiphoca sp., ‘A. atlantica’, ‘V. magurai’ and ‘Gryphoca similis’. Southern Ocean: M. leonina, Lo. carcinophaga, O. rossii, H. leptonyx and L. weddellii.