General information |
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| Hypostomus ancistroides (Ihering, 1911) | ||
| Common name | Cascudo bugio | |
| Synonyms |
Ophiocephalus studeri Volz, 1903 |
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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 |
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| Occurrence | Native: Brazil |
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| Importance | Food |
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| Remarks | Nil |
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Karyological information |
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| Geographical area of study | Dourados stream (DS), municipality of Mandaguari; Maringa stream (MS), municipality of Maringa and Ximbauva stream (XS), municipality of Ourizona, Parana State, Brazil | |
| Source of chromosomes | Not reported |
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| Number of specimens with sex | 14 (09 males; 05 females) |
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| Diploid chromosome number | 68 |
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| Karyotype formula | 14m+12sm+18st+24a (DS); 16m+12sm+18st+22a (MS); 8m |
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| Fundamental arm number | 56 (DS)/57 (MS)/52(XS) |
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| Chromosome length | Not reported |
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| Sex chromosome | Not detected |
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| Chromosome staining/banding/FISH | Multiple NORs were present in specimens from Dourados stream (3 pairs), Maringa stream (4 pairs ) and Ximbauva stream (3 pairs ). |
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| Reference(s) |
Artoni RF, Bertollo LAC (1996). Cytogenetic studies on Hypostominae (Pisces, Siluriformes, Loricariidae). Considerations on karyotype evolution in the genus Hypostomus., Caryologia: International Journal of Cytology, Cytosystematics and Cytogenetics, 49:1, 81-90. |
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