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†Tonograptus Williams 1992

urn:lsid:organismnames.com:name:990808

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1727

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†Tonograptus Williams 1992

Williams 1992. Lower Ordovician (Arenig-Llanvirn) graptolites from the Notre Dame Subzone, central Newfoundland. Canadian Journal of Earth Sciences, 29(8), August 1992: 1717-1733