Pelecipodos y gasteropodos del cretacido superior de Ocuilapa, Chiapas
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| Format: | Tesis de licenciatura |
| Published: |
MX
1977
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000060866 http://132.248.9.195/pmig2020/0060866/Index.html |