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By: Ferretti, Annalisa - Holland, Charles Hepworth - Syba, ErikaType: ArticleIn: PalaeontologyVolume: 36Series:Issue:Date: 1993Page Range: 771--783Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Ferretti, Annalisa - Barnes, Christopher R. (Christopher Richard),Type: ArticleIn: PalaeontologyVolume: 40Series:Issue:Date: 1997Page Range: 15--42Publication Info: London, Palaeontological Association, 1957-Subjects: