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By: Benton, Michael J., - Trewin, N. H.Type: ArticleIn: PalaeontologyVolume: 23Series:Issue:Date: 1980Page Range: 501--513Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Trewin, N. H.Type: ArticleIn: PalaeontologyVolume: 13Series:Issue:Date: 1970Page Range: 40--46Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Trewin, N. H.Type: ArticleIn: PalaeontologyVolume: 37Series:Issue:Date: 1995Page Range: 811--823Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Mcnamara, Kenneth J - Trewin, N. H.Type: ArticleIn: PalaeontologyVolume: 36Series:Issue:Date: 1993Page Range: 319--335Publication Info: London, Palaeontological Association, 1957-Subjects: