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†Constrictoceras Szives 2008
urn:lsid:organismnames.com:name:1998306
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300
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†Constrictoceras Szives 2008
Szives 2008. Two new species of Constrictoceras nov. gen. (Ammonoidea) from the Early Cretaceous (Aptian) of Hungary. Geobios (Villeurbanne), 41(2), March-April 2008: 297-305