Deméré, T., & Berta, A. (2005). New Skeletal Material of Thalassoleon (Otariidae: Pinnipedia) from the Late Miocene-Early Pliocene (Hemphillian) of California. Bulletin of the Florida Museum of Natural History, 45(4), 379–412. https://doi.org/10.58782/flmnh.wxni4799