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†Undorosaurus Efimov 1999
urn:lsid:organismnames.com:name:1402521
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52
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†Undorosaurus Efimov 1999
Efimov 1999. A new family of ichthyosaurs, the Undorosauridae fam. nov. from the Volgian Stage of the European part of Russia. Paleontologicheskii Zhurnal, 2, Mart-Aprel' 1999: 51-58