A monograph of the Ordovician trilobites of thes Bala area, Merioneth
By: H. B. Whittington
Publisher: Palaeontographical Society
Published: 1962
Place of publication: London
Language: eng
Subjects: Paleontology -- Great Britain.; Trilobites.; Paleontology -- Ordovician.
Other titles: Ordovician trilobites of the Bala area, Merioneth.
Notes: Issued also in Paleontographical Society monographs, v. 116.

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