| General information |
|
Serrasalmus elongatus Kner, 1858 |
|
| |
|
| Common name | Slender piranha, Piranha comprida |
| Synonyms |
Serrasalmus pingke Fernandez-YEpez, 1951 |
| IUCN Red List status (2014) |
Not Reported |
| Habitat |
Freshwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Characiformes; Serrasalmidae. |
| Geographical distribution |
Brazil; Peru; Venezuela; Ecuador |
| Occurrence |
native: Brazil; native: Peru; native: Venezuela; native: Ecuador |
| Importance |
Food/ornamental Piranha teeth are often used to ma |
| Karyological information |
| Record 1 |
| Geographical area of study |
Catalao and Camaleao lakes,Brazil |
| Source of chromosomes |
Kidney |
| Number of specimens with sex |
11 (07 male; 04 female) |
| Diploid chromosome number |
60 |
| Karyotype formula |
22M+22SM+4ST+12A |
| Fundamental arm number |
108 |
| Chromosome length |
Not reported |
| Sex chromosome |
Not detected |
| Chromosome staining/banding/FISH |
multiple NOR system located exclusively in ST and A chromosomes |
| Reference |
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. |
| Record 2 |
| Geographical area of study |
Central Amazon at Catalao Lake, Marchantaria island, Anavilhanas and Uatuma River in Brazil |
| Source of chromosomes |
Kidney |
| Number of specimens with sex |
Not reported |
| Diploid chromosome number |
60 |
| Karyotype formula |
22m+22sm+4st+12a |
| Fundamental arm number |
108 |
| Chromosome length |
Not reported |
| Sex chromosome |
Not reported |
| Chromosome staining/banding/FISH |
Multiple Ag-NORs/ 18S rDNA sites on subtelo-acrocentric chromosomes; the 5SrDNA sites on a single chromosome pair. Conspicuous centromeric C- band on metacentric pair 7. |
| Reference |
Nakayama CM, Feldberg E, Bertollo LAC (2012). Karyotype differentiation and cytotaxonomic considerations in species of Serrasalmidae (Characiformes) from the Amazon basin. Neotropical Ichthyology, 10(1): 53-58. |
| Cross Link |