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By: Biernat, Gertruda - Balinski, AndrzejType: ArticleIn: PalaeontologyVolume: 25Series:Issue:Date: 1982Page Range: 857--867Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Biernat, Gertruda - Williams, AlwynType: ArticleIn: PalaeontologyVolume: 14Series:Issue:Date: 1971Page Range: 423--430Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Biernat, Gertruda - Williams, AlwynType: ArticleIn: PalaeontologyVolume: 13Series:Issue:Date: 1970Page Range: 491--502Publication Info: London, Palaeontological Association, 1957-Subjects: