| General information |
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Parotocinclus maculicauda (Steindachner, 1877) |
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| Synonyms |
Pareiorhaphis duseni (Miranda Ribeiro, 1907) Otocinclus maculicauda Steindachner, 1877 |
| 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 |
| Importance |
Food |
| Karyological information |
| Geographical area of study |
Acungui River (PR), Ribeira River Basin, Brazil. |
| Source of chromosomes |
Not reported |
| Number of specimens with sex |
55 (29 males; 26 females) |
| Diploid chromosome number |
54 |
| Karyotype formula |
20m+20sm+14st |
| Fundamental arm number |
108 |
| Chromosome length |
Not reported |
| Sex chromosome |
Not reported |
| Chromosome staining/banding/FISH |
Heterochromatin located preferentially at pericentromeric regions of pairs 4, 11, 14, 16, 17 and 18, besides the long arms of pair 12 at proximal and terminal region. The 12th pair exhibited a size heteromorphism in both (males and females) karyotypes. AgNOR located at interstitial region on long arms of sm pair 12. The 5S rDNA of I. |
| Reference |
Ziemniczak K , Barros AV ,Rosa KO , Nogaroto V , Almeida MC,Cestari MM, Filho OM , Artoni RF, Vicari MR (2012). Comparative cytogenetics of Loricariidae (Actinopterygii: Siluriformes): Emphasis in Neoplecostominae and Hypoptopomatinae, Italian Journal of Zoology, 79:4, 492-501. |
| Cross Link |