Chen, Z. Q.; McNamara, K. J. (2006). End-Permian extinction and subsequent recovery of the Ophiuroidea (Echinodermata). Palaeogeography, Palaeoclimatology, Palaeoecology. 236 (3-4), 321-344.
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Chen, Z. Q.; McNamara, K. J.
2006
End-Permian extinction and subsequent recovery of the Ophiuroidea (Echinodermata)