Classification of Polcyn et al. 2003
Superfm. †Mosasauroidea
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G. †Haasiasaurus Polcyn et al. 2003
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†Haasiasaurus gittelmani Polcyn et al. 1999
Invalid names: Haasia Polcyn et al. 1999 [replaced]
Classification of Polcyn et al. 2003