The ‘Tully monster’ is a vertebrate by McCoy, V, Saupe, E, Lamsdell, J, Tarhan, L, McMahon, S, Lidgard, S, Mayer, P, Whalen, C, Soriano, C, Finney, L, Vogt, S, Clark, E, Anderson, R, Petermann, H, Locatelli, E, Briggs, D