Rattus nitidus (Himalayan rat)

2n = 42
  • T. C. Hsu
  • Kurt Benirschke


Among the biarmed chromosomes, one pair, the subtelocentric pair, is considerably longer than others. Most of the small biarmed chromosomes have the two arms more or less equal in length with the exception of one pair which is distinctly submetacentric.


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  1. 1).
    Duncan, J. F. and VanPeenen, P.F.D.: Karyotypes of ten rats (Rodentia: Muridae) from Southeast Asia. Caryologia 24: 331, 1971.Google Scholar

Copyright information

© Springer Science+Business Media New York 1973

Authors and Affiliations

  • T. C. Hsu
    • 1
  • Kurt Benirschke
    • 2
  1. 1.Section of Cytology, Department of BiologyThe University of Texas M. D. Anderson Hospital and Tumor InstituteHoustonUSA
  2. 2.Department of Obstetrics & Gynecology, School of MedicineUniversity of CaliforniaSan Diego, La JollaUSA

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