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Chapman, E. J. (1857). On the occurrence of the genus Cryptoceras in Silurian rocks. Canadian Journal of Industry, Science and Art, new series. 2: 264-268.
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Chapman, E. J.
1857
On the occurrence of the genus <i>Cryptoceras</i> in Silurian rocks
Canadian Journal of Industry, Science and Art, new series
2: 264-268
Publication
Date
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Trocholitidae E. J. Chapman, 1857 † (original description)
