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Heinichen, I.G. 1967. Karyotype of Ceratotherium simum simum and Equus zebra zebra: a preliminary note. Journal of the South African veterinary medicine Association 38 (3): 247-248, fig. 1.

Karyotype of Ceratotherium simum simum and Equus zebra zebra: a preliminary note

Note
Location World Subject Genetics Species White Rhino (simum)

The results were obtained by studying spreads prepared from bonemarrow biopsies taken while the animals were chemically immobilized. 33 good spreads were examined prepared from 1 male and 1 female and is supported by counts of leukocyte cultures. The chromosome number is found to be 2n = 82. This is the highest figure yet obtained from any mammal. The karyotype of the white rhino shows group I to consist of 8 submetacentric pairs and group II of 32 acrocentric chromosome pairs with a large metacentric X- and a small acrocentric Y chromosome.

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