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|a The early Cretaceous (Valanginian) ammonite Chacantuceras gen. nov. :
|b a link between the Neuquén and Austral basins /
|c María B. Aguirre Urreta and Peter F. Rawson.
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| 260 |
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|a ,
|c 1998
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| 504 |
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|b ca. 26 refs.
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| 504 |
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|b ca. 26 refs.
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| 043 |
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|a s-ag
|2 827 2
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| 650 |
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|a Aguirre Urreta, María Beatriz.
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|a Rawson, Peter F..
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| 300 |
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|a p. 354-364
|b il.
|c 28 cm.
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| 040 |
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|c AR-RiUNS
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| 866 |
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| 773 |
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|t REVISTA de la Sociedad Geológica Argentina
|w R1
|g Vol. 53, n. 3 (set. 1998)
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| 942 |
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|c PP
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| 999 |
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|c 16844
|d 16844
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