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Bibliography
Source: Catalogue of Life
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Yuan, J. L., & Yin, G. Z. (1998). New polymerid trilobites from the Chefu Formation in early Late Cambrian of eastern Guizhou. Acta Palaeontologica Sinica 2: 137--, 172. |
Citation
†Neoglaphyraspis trapezoidalis Yuan & Yin, 1998 in undefined