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†Veryhachium pentagonum Xu 1999
urn:lsid:organismnames.com:name:1372785
Microreference
72
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†Veryhachium pentagonum Xu 1999
Xu 1999. Acritarchs from the Etagraptus approximatus biozone of Arenigian in the Sandu area of Guizhou Province. Acta Micropalaeontologica Sinica, 16(1), March 1999: 61-75