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†Parapachyaspis Qiu 1983
urn:lsid:organismnames.com:name:363467
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82
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†Parapachyaspis Qiu 1983
Qiu 1983. Huangdon diqu gushengwu tuce. 1. [Palaeontological atlas of east China. 1. Volume of Early Palaeozoic.] Geological Publishing House, Peking, 1983: 1-657