'Occitanosaurus' was described by Sciau et al. (1990) and Bardet et al. (1999). The genus name was erected for 'Plesiosaurus' tournemirensis by Bardet et al. (1999). The taxon was originally regarded as an early elasmosaurid but is now considered a member of the Microcleididae. 'Occitanosaurus' was approximately 3.9 meters long. The type…