Capelliniosuchus is a junior synonym of the extinct marine lizard Mosasaurus. It was discovered in Italy, and described by Simonelli [1], originally believing it to be a metriorhynchid crocodyliform similar to Dakosaurus. However, after re-examing the type specimen, Sirotti [2] concluded that is was a junior synonym of Mosasaurus hoffmannii.
^ Simonelli V. 1896. Intoro agli avanzi di coccodrilliano scoperti a San Valentino (provincial di Reggio Emilia) nel 1886. Atli della Reale Accademia dei Lincei, series Qunita Rendiconti5 (2): 11-18.
^ Sirotti A. 1989. Mosasaurus hoffmanni Mantell, 1828 (Reptilia) nelle <<argille scagliose>> di S. Valentino (Reggio E.). Atti della società dei naturalisti e matematici di Modena120: 135-146.
^ Romer AS. 1966. Vertebrate Paleontology, third edition. Chicago: University of Chicago Press, 468pp.