General information |
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| Liposarcus multiradiatus (Hancock, 1828) | ||
| Common name | Orinoco sailfin catfish | |
| Valid name | Pterygoplichthys multiradiatus (Hancock, 1828) | |
| 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 | India; Taiwan; USA; Argentina; Peru; Venezuela; Guyana; Hawaii; Puerto Rico |
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| Occurrence | Introduced: India, Taiwan, USA, Hawaii, Puerto Rico Questionable: Argentina, Guyana Misidentification: Peru Native: Venezuela |
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| Importance | - |
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| Remarks | - |
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Karyological information |
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| Geographical area of study | Orinoco River, Venezuela. | |
| Source of chromosomes | Kidney tissues. |
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| Number of specimens with sex | - |
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| Diploid chromosome number | 52 |
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| Karyotype formula | 22m+18sm+12st |
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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 | Two signals of 18S rDNA detected in subterminal position of long arm of metacentric chromosome pair 10 (m). |
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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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