General information |
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| Oryzias minutillus Smith, 1945 | ||
| Common name | Dwarf medaka | |
| Synonyms |
Oryzias minutilus Smith, 1945 |
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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; Neoteleostei; Acanthomorphata; Ovalentaria; Atherinomorphae; Beloniformes; Adrianichthyidae. |
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| Geographical distribution | China; Thailand; Myanmar; Laos; Cambodia; British Virgin Islands |
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| Occurrence | Native: China, Thailand, Myanmar, Laos, Cambodia, British Virgin Islands |
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| Importance | ||
| Remarks | Nil |
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Karyological information |
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| Geographical area of study | Menghai, Yunnan province, China | |
| Source of chromosomes | Gill, fins & whole embroys |
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| Number of specimens with sex | 34 |
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| Diploid chromosome number | 42 |
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| Karyotype formula | 42A |
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| Fundamental arm number | 42 |
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| Chromosome length | Not reported |
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| Sex chromosome | Not reported |
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| Chromosome staining/banding/FISH | NORs at the telomeric regions of an acrocentric pair |
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| Reference(s) |
Uwa H, Wang RF, Chen YR (1988). Karyotypes and geographical distribution of ricefishes from Yunnan, southwestern China. Japanese Journal of Ichthyology, 35(3): 332-340. |
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