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†Burckhardtites Humphrey 1949
urn:lsid:organismnames.com:name:2980928
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†Burckhardtites Humphrey 1949
Humphrey 1949. Geology of tho Sierra de los Muertos area, Mexico; with descriptions of Aptian Cophalopods from the La Pena formation. Bulletin of the Geological Society of America, 60(1) 1949: pp. 89-176