| General information |
|
Sternarchogiton preto de Santana & Crampton, 2007 |
|
| |
|
| Synonyms |
|
| IUCN Red List status (2014) |
Not Reported |
| Habitat |
Freshwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Gymnotiformes; Apteronotidae. |
| Geographical distribution |
Brazil; Peru; Venezuela |
| Occurrence |
native: Brazil; native: Peru; native: Venezuela |
| Importance |
Food |
| Karyological information |
| Geographical area of study |
Caripetuba River, Brazil |
| Source of chromosomes |
Not reported |
| Number of specimens with sex |
5 |
| Diploid chromosome number |
52 |
| Karyotype formula |
38m/sm+14st/a |
| Fundamental arm number |
90 |
| Chromosome length |
Not reported |
| Sex chromosome |
Not detected |
| Chromosome staining/banding/FISH |
C-banding showed the presence of constitutive heterochromatin (CH) was observed in the centromeric regions of all chromosomes, a NOR was observed in the distal region of the long arm of pair 3 that was confirmed by DAPI and chromomycin A3 staining and FISH with 18S rDNA probes. |
| Reference |
Silva FHR, Pieczarka JC, Cardoso AL, Silva PCD, Oliveira JA, Nagamachi CY (2014).Chromosomal diversity in three species of electric fish (Apteronotidae, Gymnotiformes) from the Amazon Basin.Genetics and Molecular Biology, 37(4):638-645. |
| Cross Link |