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†Shumardites aktubensis Ruzhentzev 1950
urn:lsid:organismnames.com:name:2897011
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†Shumardites aktubensis Ruzhentzev 1950
Ruzhentzev 1950. Upper Carboniferous ammonites of the Ural. Trav. Inst. paleont. Acad Sci URSS, 29 1950: 1-223