Amoritas (Mollusca-cephalopoda) del cretacico inferior del extremo oriental de Durango y consideraciones sobre taxonomia numerica
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| Format: | Tesis de licenciatura |
| Published: |
MX
1979
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000001943 http://132.248.9.195/pmig2019/0001943/Index.html |