Author T.P. Farrell H.R. Cothren F.A. Sundberg M.D. Schmitz C.M. Dehler E. Landing K.E. Karlstrom L.J. Crossey J.W. Hagadorn Farrell, T.P., Cothren, H.R., Sundberg, F.A., Schmitz, M.D., Dehler, C.M., Landing, E., Karlstrom, K.E., Crossey, L.J., Hagadorn, J.W., 2025. Revising the late Cambrian time scale and the duration of the SPICE event using a novel Bayesian age modeling approach. Geological Society of America Bulletin doi:10.1130/B37919.1