Abstract
APART from the data on the chromosome number of chimpanzees1,2 there are no other data available concerning the number and the morphology of the chromosomes of other anthropoids. While engaged on a programme of research on the phylogenetic relationships of primates, I had the opportunity of studying the chromosomes of two orang-utans (male and female, R. 33 and R. 34) in the Zoological Gardens of Rome.
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References
Yeager, C. H., Painter, T. S., and Yerkes, R. M., Science, 91, 74 (1940).
Young, W. J., Merz, T., Ferguson-Smith, M., and Johnston, A. W., Science, 131, 1672 (1960).
Chiarelli, B., Nuzzo, F., and De Carli, L., Atti A.G.I., 5, 263 (1960).
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CHIARELLI, B. Chromosomes of the Orang-Utan (Pongo pygmaeus). Nature 192, 285 (1961). https://doi.org/10.1038/192285a0
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DOI: https://doi.org/10.1038/192285a0
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