†family Besanosauridae McGowan and Motani 2003 (ichthyosaur)
Reptilia - Ichthyosauria - Besanosauridae
Full reference: C. McGowan and R. Motani. 2003. Handbuch der Palaoherpetologie / Encyclopedia of Paleoherpetology Teil 8 / Part 8 Ichthyopterygia. 1-175
Parent taxon: Merriamosauria according to M. W. Maisch 2010
See also McGowan and Motani 2003
Sister taxa: Californosauridae, Euichthyosauria, Guanlingsauridae, Merriamosauridae, Shastasauria, Shastasauridae, Shonisauridae, Thalattoarchon
Subtaxa: Besanosaurus
Ecology: nektonic carnivore
Distribution: found only at Monte San Giorgio nothosaurs (Triassic of Switzerland)