General information |
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| Hisonotus nigricauda (Boulenger, 1891) | ||
| Synonyms |
- |
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| IUCN Red List status (2014) | Not Reported |
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| Habitat | Freshwater |
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| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Siluriformes; Loricariidae. |
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| Geographical distribution | Brazil; Uruguay |
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| Occurrence | Native: Brazil, Uruguay |
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| Importance | ||
| Remarks | ||
Karyological information |
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| Geographical area of study | GuaÃba river near town of Eldorado do Sul in Rio Grande do Sul state, Brazil. | |
| Source of chromosomes | Kidney and gill tissues. |
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| Number of specimens with sex | 8 female |
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| Diploid chromosome number | 54 |
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| Karyotype formula | 26m+20sm+8st |
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| Fundamental arm number | - |
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| Chromosome length | - |
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| Sex chromosome | - |
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| Chromosome staining/banding/FISH | Interstitial Ag-NORs located on long arms of largest metacentric pair. Positive C-banded segments restricted to pericentromeric and terminal regions of several chromosomes. |
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| Reference(s) |
Andreata A, Oliveira C, Foresti F (2006). Karyological characterization of four Neotropical fish species of the genus Hisonotus (Teleostei, Loricariidae, Hypoptopomatinae) from distinct Brazilian river basins. Genetics and Molecular Biology, 29(1), 62-66. |
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