Boessenecker, R.W. (2011)
A New Marine Vertebrate Assemblage from the Late Neogene Purisima Formation in Central California, Part I: Fossil Sharks, Bony Fish, Birds, and Implications for the Age of the Purisma Formation West of the San Gregorio Fault. Palarch's Journal of Vertebrate Palaeontology, 8(4), 1–30
Boessenecker, R.W. & Perry, F.A. & Schmitt, J.G. (2014)
Comparative Taphonomy, Taphofacies, and Bonebeds of the Mio-Pliocene Purisima Formation, Central California: Strong Physical Control on Marine Vertebrate Preservation in Shallow Marine Settings. PLoS ONE, 9(3), Article e91419
DOI: 10.1371/journal.pone.0091419