Ammonites del aptiano (cretácico inferior) de la sección de bella unión del estado de Coahuila, México
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| Format: | Tesis de licenciatura |
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MX
2016
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000746716 http://132.248.9.195/ptd2016/junio/0746716/Index.html |
| Description not available. |