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Lower Cretaceous ammonites from the Neuquén Basin, Argentina: Viluceras , a new Valanginian subgenus ofOlcostephanus
Maria B. Aguirre-Urreta, Peter F. RawsonVolume:
20
Year:
1999
Language:
english
Pages:
358
DOI:
10.1006/cres.1999.0154
File:
PDF, 527 KB
english, 1999