General information |
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| Serrasalmus spilopleura Kner, 1858 | ||
| Common name | Speckled piranha, Piranha | |
| Synonyms |
Pygocentrus dulcis Kner, 1860 |
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| IUCN Red List status (2014) | Not Reported |
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| Habitat | Freshwater |
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| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Characiformes; Serrasalmidae. |
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| Geographical distribution | Brazil; Argentina; Venezuela; Uruguay; Guyana; Suriname; French Guiana |
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| Occurrence | Native: Brazil, Argentina Questionable: Venezuela, Uruguay, Guyana, Suriname, French Guiana |
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| Importance | Food/ornamental |
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| Remarks | Piranha teeth are often used to make tools and weapons by the indigenous population |
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Karyological information |
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| Geographical area of study | Catalao and Camaleao lakes,Brazil | |
| Source of chromosomes | Kidney |
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| Number of specimens with sex | 15 (04 male; 11 female) |
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| Diploid chromosome number | 60 |
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| Karyotype formula | 24M+20SM+4ST+12A |
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| Fundamental arm number | 108 |
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| Chromosome length | Not reported |
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| Sex chromosome | Not detected |
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| Chromosome staining/banding/FISH | multiple NOR system located exclusively in ST and A chromosomes |
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| Reference(s) |
Nakayama CM, Porto JIR, Feldberg E (2002). A comparative cytogenetic study of five piranha species (Serrasalmus, Serrasalminae) from the Amazon basin. Genetica, 114: 231- 236. |
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