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†Heckethornia McAdams & Adrain 2009
urn:lsid:organismnames.com:name:4427110
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†Heckethornia McAdams & Adrain 2009
McAdams & Adrain 2009. Heckethornia, a new genus of dimeropygid trilobites from the Lower Ordovician (Ibexian; Tulean and Blackhillsian) of the Great Basin, western USA. Canadian Journal of Earth Sciences, 46(12), December 2009: 875-914