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†Auldacostephanoceras Ziegler 1962
urn:lsid:organismnames.com:name:2590650
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68
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†Auldacostephanoceras Ziegler 1962
Ziegler 1962. Die Ammoniten-gattung Aulaco-stephanus im Oberjura (Taxionomie, Stratigraphie, Biologie). Palaeontographica, A119 1962: 1-172