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†Quadratitubus Xue, Tang & Yu 1992
urn:lsid:organismnames.com:name:986691
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533
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†Quadratitubus Xue, Tang & Yu 1992
Xue, Tang & Yu 1992. Discovery of oldest skeletal fossils from Upper Sinian Doushantuo Formation in Weng'an, Guizhou, and its significance. Acta Palaeontologica Sinica, 31(5), Sept 1992: 530-539