General information |
||
| Serrasalmus maculatus Kner, 1858 | ||
| Common name | Catirina | |
| Synonyms |
Pygocentrus melanurus Kner, 1860 Serrasalmus aesopus Cope, 1872 |
|
| 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; Argentina; Colombia; Peru; Uruguay |
|
| Occurrence | Native: Brazil, Argentina, Colombia, Peru, Uruguay |
|
| Importance | ||
| Remarks | Nil |
|
Karyological information |
||
| 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 | 24m+20sm+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 short arms of st/a chromosomes; the 5SrDNA sites on a single chromosome pair. Conspicuous centromeric C- band on metacentric pair 7. |
|
| Reference(s) |
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. |
|