Nota acerca de una especimen del género Potamotrygon (Chondrichthyes, Potamotrygonidae).
Its deal with the study of a sample of "river ray" of the Potamotrygonidae family procured in the Colastiné river (Midle Paraná)showing an external morphology relating it closely to two species of said family: Potamotrygon falkneri Castex y Maciel, 1963 and P. menchacai Martínez Achembach, 1965.
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| Format: | article biblioteca |
| Language: | English |
| Published: |
1971
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| Subjects: | Biology, Limnology, Argentina, Santa Fe province, Provincia de Santa Fe, Ichthyology, Ictiología, Potamotrygon, Systematics, Sistemática, Zoogeography, Zoogeografía, |
| Online Access: | http://hdl.handle.net/1834/19778 |
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