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†Habrotecrinus Guensburg & Sprinkle 2003
urn:lsid:organismnames.com:name:1654407
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†Habrotecrinus Guensburg & Sprinkle 2003
Guensburg & Sprinkle 2003. The oldest known crinoids (Early Ordovician, Utah) and a new crinoid plate homology system. Bulletins of American Paleontology, 364, July 10 2003: 1-43