| General information |
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Plagioscion squamosissimus (Heckel, 1840) |
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| Common name | South American silver croaker, Pescada branca |
| Synonyms |
- |
| IUCN Red List status (2014) |
Not Reported |
| Habitat |
Freshwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Euteleostei; Neoteleostei; Acanthomorpha; Acanthopterygii; Percomorpha; Perciformes; Sciaenidae. |
| Geographical distribution |
Brazil; Argentina; Colombia; Peru; Venezuela; Ecuador; Guyana; Suriname; French Guiana |
| Occurrence |
native: Brazil; native: Argentina; native: Colombia; native: Peru; native: Venezuela; native: Ecuador; native: Guyana; native: Suriname; native: French Guiana |
| Remarks |
- |
| Karyological information |
| Geographical area of study |
Tefé River, Catalão Lake, Pitinga River of Amazon basin, Brazil. |
| Source of chromosomes |
Anterior kidney cell. |
| Number of specimens with sex |
40 (24 male, 11 female, 5 unsexed) |
| Diploid chromosome number |
48 |
| Karyotype formula |
48a |
| Fundamental arm number |
48 |
| Chromosome length |
- |
| Sex chromosome |
- |
| Chromosome staining/banding/FISH |
Single pair of different size Ag-NOR on 24th chromosome observed. C-banding located heterochromatin blocks exclusively in the pericentromeric region of all chromosomes, except NOR region, where a conspicuous heterochromatic block observed. |
| Reference |
Feldberg E, Porto JIR, dos Santos EBP, Valentim FCS (1996). Cytogenetic studies of two freshwater Sciaenids of the genus Plagioscion (Perciformes, Sciaenidae) from the Central Amazon. Genet. Mol. Bio., 22(3): 351-356. |
| Cross Link |