| General information |
|
Hypostomus topavae (Godoy, 1969) |
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| |
|
| Synonyms |
- |
| IUCN Red List status (2014) |
Not Reported |
| Habitat |
Freshwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Siluriformes; Loricariidae. |
| Geographical distribution |
Brazil |
| Occurrence |
native: Brazil |
| Remarks |
- |
| Karyological information |
| Record 1 |
| Geographical area of study |
Piquiri River, PR, Brazil. |
| Source of chromosomes |
- |
| Number of specimens with sex |
15 (9 male, 6 female) |
| Diploid chromosome number |
80 |
| Karyotype formula |
14m+10sm+26st+30a |
| Fundamental arm number |
- |
| Chromosome length |
- |
| Sex chromosome |
- |
| Chromosome staining/banding/FISH |
Single Ag-NORs located on terminal region of short arm of chromosome pair 26. |
| Reference |
Bueno V, Venere PC, Zawadzki CH, Margarido VP (2013). Karyotypic diversification in Hypostomus Lacépede, 1803 (Siluriformes, Loricariidae): biogeographical and phylogenetic perspectives. Rev Fish Biol Fisheries, 23: 103–112. |
| Record 2 |
| Geographical area of study |
Nova Laranjeiras, Parana´ State, Brazil. |
| Source of chromosomes |
Kidney |
| Number of specimens with sex |
15 (9 male, 6 female) |
| Diploid chromosome number |
80 |
| Karyotype formula |
14m+10sm+26st+30a |
| Fundamental arm number |
- |
| Chromosome length |
- |
| Sex chromosome |
- |
| Chromosome staining/banding/FISH |
- |
| Reference |
Bueno V, Zawadzki CH, Margarido VP (2012). Trends in chromosome evolution in the genus Hypostomus Lace´pe`de, 1803 (Osteichthyes, Loricariidae): a new perspective about the correlation between diploid number and chromosomes types. Rev Fish Biol Fisheries, 22: 241–250. |
| Cross Link |