General information |
Tor khudree (Sykes, 1839) |
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Common name | Deccan mahseer |
Synonyms |
Barbus khudree Sykes, 1839 Puntius khudree (Sykes, 1839) Barbus longispinis Gunther, 1868 Tor khudree longispinnis (Gunther, 1868) Barbus neilli Day, 1869 |
IUCN Red List status (2014) |
Endangered (EN) |
Habitat |
Freshwater |
Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Cypriniformes; Cyprinidae. |
Geographical distribution |
India; Sri Lanka |
Occurrence |
native: India; native: Sri Lanka |
Importance |
Food/sports |
Karyological information |
Record 1 |
Geographical area of study |
River Cauvery, Karnataka, India |
Source of chromosomes |
Kidney |
Number of specimens with sex |
12 |
Diploid chromosome number |
100 |
Karyotype formula |
20m+14sm+22st+44t |
Fundamental arm number |
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Chromosome length |
Not reported |
Sex chromosome |
Not detected |
Chromosome staining/banding/FISH |
C- bands on 3 chromosome pairs |
Reference |
Mani I, Kumar R, Singh M, Kushwaha B, Nagpure NS, Srivastava PK and Lakra WS (2013). Chromosomal Distribution of Constitutive Heterochromatin in Eight Species of mahseers (Family: Cyprinidae) from India. Indian Journal of Biotechnology, 12: 178-186. |
Karyotype /Metaphase complement image |
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Record 2 |
Geographical area of study |
Tawi river, Jammu, Jammu and Kashmir, India |
Source of chromosomes |
Kidney and Testis |
Number of specimens with sex |
7 |
Diploid chromosome number |
100 |
Karyotype formula |
16m+28sm+6st+50A |
Fundamental arm number |
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Chromosome length |
Not reported |
Sex chromosome |
Not detected |
Chromosome staining/banding/FISH |
Nil |
Reference |
Khuda Bukhsh AR (1982). Karyomorphology of Two Species of Tor (Pisces; Cyprinidae) with a High Number of Chromosomes. Experientia, 38: 82-83. |
Record 3 |
Geographical area of study |
Fish farm, Lonawala, India |
Source of chromosomes |
Kidney |
Number of specimens with sex |
6 |
Diploid chromosome number |
100 |
Karyotype formula |
18m+16sm+44st+22t |
Fundamental arm number |
|
Chromosome length |
Not reported |
Sex chromosome |
Not detected |
Chromosome staining/banding/FISH |
Ag-NOR sites on 5 chromosome pairs |
Reference |
Kushwaha B, Srivastava SK, Nagpure NS, Ogale SN, Ponniah AG (2001).Cytogenetic Studies in Two Species of mahseer, Tor khudree and Tor mussullah (Cyprinidae, Pisces) from India. Chromosome Science, 5: 47-50. |
Karyotype /Metaphase complement image |
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Record 4 |
Geographical area of study |
River Cauvery, Karnataka, India |
Source of chromosomes |
Kidney |
Number of specimens with sex |
12 |
Diploid chromosome number |
100 |
Karyotype formula |
20m+14sm+22st+44t |
Fundamental arm number |
134 |
Chromosome length |
Not reported |
Sex chromosome |
Not reported |
Chromosome staining/banding/FISH |
Ag-NORs detected on two pairs of chromosomes (terminal portions of p arm of fifth sm, and second st). CMA3 signals were in confirmation of Ag-NOR signals. |
Reference |
Mani I, Kumar R, Singh M, Kushwaha B, Nagpure NS, Srivastava PK, Murmu K, Krishna Rao DS, Lakra WS (2009). Karyotypic diversity and evolution of seven mahseer species (Cyprinidae) from India. Journal of Fish Biology, 75: 1079-1091. |
Cross Link |