Rita rita ';
General information
Rita rita (Hamilton, 1822)
 
 
Common nameRita
Synonyms
Pimelodus rita Hamilton, 1822
Arius ritoides Valenciennes, 1840
Rita ritoides (Valenciennes, 1840)
Rita buchanani Bleeker, 1853
Arius cruciger Owen, 1853
Rita crucigera (Owen, 1853)
IUCN Red List status (2014)
Least Concern (LC)
Habitat
Freshwater
Systematics
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Siluriformes; Bagridae.
Geographical distribution
India; Bangladesh; Pakistan; Myanmar; Nepal; Afghanistan
Occurrence Native: India, Bangladesh, Pakistan, Myanmar, Nepal, Afghanistan
Importance
Food
Remarks
Nil
Karyological information
Geographical area of study Sadiapur fish market, Allahabad, Uttar Pradesh, India
Source of chromosomes
Kidney
Number of specimens with sex
Not reported
Diploid chromosome number
54
Karyotype formula
23m+17sm+10st+4T
Fundamental arm number
Chromosome length
Not reported
Sex chromosome
Present in the form of a heteromorphic chromosome
Chromosome staining/banding/FISH
Nil
Reference(s)
Bhatnagar VS, Mishra A (1982). Heteromorphism in the Chromosomal Complement of an Indian Catfish, Rita rita (Ham.). Mammalian chromosome newsletter, 23(4): 145-147.
Karyotype /Metaphase complement image