Rodzaj Bracchiothuria Boczarowski, 2001
Gatunek typowy Opis Sclerites chiefly three-armed elements, with vertical processes bearing a small anchor at the point of intersection. The tips are flat and perforated. Synonimy Zasięg czasowy early to late Givetian (Mid Devonian). Literatura Boczarowski, A. 2001. Isolated sclerites of Devonian non-pelmatozoan echinoderms. Palaeontologia Polonica 59, 3–220. |
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