Alain Herbosch and Jacques Verniers (2011)
What is the biostratigraphic value of the ichnofossil Oldhamia for the Cambrian: a review
Geologica Belgica, vol. 14/3-4 p. 229-248.
13247, 115, 118, 170, 171, Lg, BW, CALSTAV, CALROC, CALBRAB, CAMB, PAL, STRA
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