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Rodzaj Hodsonites Ramsbottom, 1977
Gatunek typowy Opis Forwardly-projecting small plications at the umbilical edge, from which arise by both bi- or trifurcation and intercalation fine striae that cross the flanks and venter; constrictions present; suture line with wide ventral lobe and low median saddle. Synonimy Zasięg czasowy Carboniferous, Bashkirian Literatura Ramsbottom, W.H.C. 1977. Major cycles of transgression and regression (mesothems) in the Namurian. Proceedings of the Yorkshire Geological Society 41 (3 -24): 261-291. |
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