Sternarchogiton preto
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, Peru, Venezuela
Importance
Food
Remarks
Nil
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(s)
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.