-
By: Donovan, Stephen K. - Sevastopulo, George DType: ArticleIn: PalaeontologyVolume: 32Series:Issue:Date: 1989Page Range: 689--710Publication Info: London, Palaeontological Association, 1957-Subjects:
-
By: Simms, Michael J - Sevastopulo, George DType: ArticleIn: PalaeontologyVolume: 36Series:Issue:Date: 1993Page Range: 91--109Publication Info: London, Palaeontological Association, 1957-Subjects: