Billings, E. (1866). Catalogues of the Silurian fossils of the Island of Anticosti, with descriptions of some new genera and species. Canada Geol. Survey, Montreal, 1-93 page(s): 53 [details]
original descriptionBillings, E. (1866). Catalogues of the Silurian fossils of the Island of Anticosti, with descriptions of some new genera and species. Canada Geol. Survey, Montreal, 1-93 page(s): 53 [details]
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