Hauffiosaurus is a basal pliosaurid known from the Lower Jurassic (Toarcian) of the UK and Germany. Hauffiosaurus is a medium to large sized plesiosaur (H. zanoni = 3.4 m, H. tomistomimus, 4.23 m, H.
Skeleton of Westphaliasaurus. The central slab of the skeleton was awaiting preparation at the time of this photograph, but was subsequently prepared. From Schwermann & Sander (2011).