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Trilobites from the base of the type Whiterockian (Middle Ordovician) in Nevada
Fortey, Richard A., Droser, Mary L.Volume:
73
Language:
english
Journal:
Journal of Paleontology
DOI:
10.1017/s0022336000027712
Date:
March, 1999
File:
PDF, 18.36 MB
english, 1999