| General information |
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Cynolebias melanotaenia (Regan, 1912) |
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| Common name | Gaúcho |
| Valid name |
Cynopoecilus melanotaenia (Regan, 1912) |
| Synonyms |
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| IUCN Red List status (2014) |
Not Reported |
| Habitat |
Freshwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata; Ovalentaria; Atherinomorphae; Cyprinodontiformes; Rivulidae. |
| Geographical distribution |
Brazil; Uruguay |
| Occurrence |
native: Brazil; native: Uruguay |
| Importance |
Ornamental |
| Karyological information |
| Geographical area of study |
Camino Indio, Uruguay |
| Source of chromosomes |
Branchia,kidney,intestine,gonads |
| Number of specimens with sex |
04 (02 males, 02 females) |
| Diploid chromosome number |
44 |
| Karyotype formula |
14m,sm+30st,a |
| Fundamental arm number |
58 |
| Chromosome length |
Not reported |
| Sex chromosome |
Not detected |
| Chromosome staining/banding/FISH |
C-banding on single chromosome pair, NORs on five chromosome pairs |
| Reference |
Garcia A, Scvortzoff E, Maspoli MC, Vaz-Ferreira R (1993). Analysis of karyotypic evolution in natural populations of Cynolebias (Pisces: Cyprin |ontiformes, Rivulidae) using banding techniques. Cytologia, 58: 85-94. |
| Cross Link |