| General information |
|
Arius parkeri (Trail, 1832) |
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| Synonyms |
- |
| IUCN Red List status (2014) |
Not Reported |
| Habitat |
- |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Siluriformes; Ariidae |
| Geographical distribution |
- |
| Occurrence |
- |
| Remarks |
No heteromorphism observed between males and females. |
| Karyological information |
| Geographical area of study |
Estuarine region, Cananéia Coast, São Paulo, Brazil. |
| Source of chromosomes |
Kidney |
| Number of specimens with sex |
13 (6 male, 7 female) |
| Diploid chromosome number |
56 |
| Karyotype formula |
16m+16sm+22st+2t |
| Fundamental arm number |
88 |
| Chromosome length |
Length ranged 4.25 to 1.54 µm |
| Sex chromosome |
- |
| Chromosome staining/banding/FISH |
- |
| Reference |
Gomes V, Phan VN, Passos MJAC (1994). Karyotypes of three species of marine catfishes from Brazil. Bolm Inst Oceanogr USP 42: 55-61. |
| Cross Link |