This specimen had been provisionally referred to an unnamed species of Late Jurassic Metriorhynchus or Geosaurus.
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The "Portomaggiore crocodile" is the most complete specimen of an Italian metriorhynchid to date and the oldest known metriorhynchid.
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"Steneosaurus barettoni" was referred to Neptunidraco in a 2013 study.