General information |
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| Kronichthys lacerta (Nichols, 1919) | ||
| Synonyms |
Kronichthys lacerta (Nichols, 1919) Plecostomus lacerta Nichols, 1919 |
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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 | Marumbi River, Brazil. | |
| Source of chromosomes | Kidney tissues. |
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| Number of specimens with sex | - |
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| Diploid chromosome number | 54 |
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| Karyotype formula | 20m+20sm+14st |
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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 | Single 18S rDNA signal observed in interstitial position of long arm of st chromosome pair 21. Large size polymorphism of the 18S rDNA loci suggests a duplication of this gene in the active Ag-NOR chromosome. |
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| Reference(s) |
Alves AL, de Borba RS, Pozzobon APB, Oliveira C, Nirchio M, Granado A, Foresti F. (2012). Localization of 18S ribosomal genes in suckermouth armoured catfishes Loricariidae (Teleostei, Siluriformes) with discussion on the Ag-NOR evolution. Comp. Cytogen. 6(3): 315–321. |
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