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Woodward, A.S. (1889)
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Lyapin, V.R. & Bagirov, S.V. (2014)
The first record of Copodus Davis, 1883 (Chondrichthyes, Copodontiformes) from the Steshevian Regional Stage (Serpukhovian, Lower Carboniferous) of the Moscow Region. Paleontological Journal, 48(10), 1045–1059
DOI: 10.1134/S0031030114100050

Schnetz, L. & Dunne, E.M. & Feichtinger, I. & Butler, R.J. & Coates, M.I. & Sansom, I.J. (2024)
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, in press
DOI: 10.1017/pab.2024.1