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| guitarra | |||
| raia-tubarão (Rhinobatos columnae, Rhinobatos rhinobatos); viola (Rhinobatos columnae, Rhinobatos rhinobatos) | |||
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| guitarras | |||
| violas (Rhinobatidae) | |||
| guitare: 14 phrases in 3 subjects |
| Cultural studies | 2 |
| Fish farming pisciculture | 11 |
| Natural resourses and wildlife conservation | 1 |