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1
British Ordovician and Silurian Proetidae (Trilobita)
Palaeontographical Society. Monographs;[Palaeontographical Society] Publication no. 535
Copies:
Zentrale:Magazin 02.s.1699
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2
British Cheiruridae -Trilobita-
Palaeontographical Society (London). Monographs
Copies:
Zentrale:E02 a geo 405.5 3ke/102