| General information |
|
Apareiodon affinis (Steindachner, 1879) |
|
| |
|
| Common name | Darter characine, Duro-duro |
| Synonyms |
Parodon affinis Steindachner, 1879 Parodon paraguayensis Eigenmann, 1907 |
| IUCN Red List status (2014) |
Not Reported |
| Habitat |
Freshwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Characiformes; Parodontidae. |
| Geographical distribution |
Brazil; Argentina; Uruguay |
| Occurrence |
native: Brazil; native: Argentina; native: Uruguay |
| Importance |
Food |
| Karyological information |
| Record 1 |
| Geographical area of study |
Parana - Plata river basin, Argentina |
| Source of chromosomes |
Kidney |
| Number of specimens with sex |
Not reported |
| Diploid chromosome number |
55 |
| Karyotype formula |
47M-SM+8ST; 43M-SM+10ST+2A; 43M-SM+0ST+2A; 45M-SM+ |
| Fundamental arm number |
102,98,99 (H); 94,96 (M) |
| Chromosome length |
Not reported |
| Sex chromosome |
Not reported |
| Chromosome staining/banding/FISH |
|
| Reference |
Venere PC, Ferreira IA, Martins C, Galetti Jr. PM (2004). A novel ZZ/ZW sex chromosome system for the genus Leporinus (Pisces, Anostomidae, Characiformes). Genetica 121: 75-80. |
| Record 2 |
| Geographical area of study |
Passa Cinco river, State of Sao Paulo, Brazil |
| Source of chromosomes |
Kidney |
| Number of specimens with sex |
Males-10, females-16 |
| Diploid chromosome number |
54 |
| Karyotype formula |
Not reported |
| Fundamental arm number |
110 |
| Chromosome length |
Not reported |
| Sex chromosome |
Not reported |
| Chromosome staining/banding/FISH |
Not reported |
| Reference |
Moreira FO, Bertollo LAC, Pedro M, Galetti Jr PM (1985). Karyotypic study of some species of family Parodontidae (Pisce—Cypriniformes). Caryologia, 38(1): 47-55. |
| Cross Link |