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Shastasauridae
Taxonomy
Shastasauridae was named by Merriam (1902). It was considered monophyletic by Ji et al. (2013).
It was assigned to Longipinnatoidea by Kuhn (1946); to Longipinnati by von Huene (1951); to Ichthyosauria by Hay (1930), Kuhn (1971), Massare and Callaway (1994), Mcgowan (1994); to Shastasauria by Motani (1999); to Ichthyosauria by Sander (2000); to Shastasauria by McGowan and Motani (2003); to Ichthyopterygia by Carroll (1988), Ji et al. (2013); and to Merriamosauria by Maisch (2010), Ji et al. (2016), Lomax et al. (2024).
It was assigned to Longipinnatoidea by Kuhn (1946); to Longipinnati by von Huene (1951); to Ichthyosauria by Hay (1930), Kuhn (1971), Massare and Callaway (1994), Mcgowan (1994); to Shastasauria by Motani (1999); to Ichthyosauria by Sander (2000); to Shastasauria by McGowan and Motani (2003); to Ichthyopterygia by Carroll (1988), Ji et al. (2013); and to Merriamosauria by Maisch (2010), Ji et al. (2016), Lomax et al. (2024).