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Clelia occipitolutea (Duméril, Bibron et Duméril) (Black snake Muçurana; Cobra preta) 2n = 50

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Chromosome Atlas: Fish, Amphibians, Reptiles, and Birds

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Abstract

The karyotypes presented here were obtained from short term blood cultures. The sex chromosomes, male-ZZ, female-ZW correspond to the 4th pair of macrochromosomes. The W is about twice as large as the Z. The diploid number of 50 chromosomes is the highest so far reported in snakes.

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References

  1. Beçak, W., Beçak, M. L., Nazareth, H. R. S. and Ohno, S.: Close karyo-logical kinship between the reptilian suborder Serpentes and the class Aves. Chromosoma (Berl.) 15: 606, 1964.

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  2. Beçak, W.: Constituição cromossômica e mecanismo de determinação do sexo em ofídios sul-americanos. I. Aspectos cariotípicos. Mem. Inst. Butantan 32: 37, 1965.

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  3. Beçak, W.: Constituição cromossômica e mecanismo de determinarão do sexo em ofídios sul-americanos. II. Cromossomos sexuais e evolução do cariótipo. Mem. Inst. Butantan. Simp. int. 33: 775, 1966.

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  4. Beçak, W.: Karyotypes, sex chromosomes and chromosomal evolution in snakes. In “Venomous Animals and their Venoms” (W. Bücherl, E. Buckley and V. Deulofeu, eds.) Vol. I, p. 53. Academic Press, New York 1968.

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  5. Beçak, W. and Beçak, M. L.: Cytotaxonomy and chromosomal evolution in Serpentes. Cytogenetics 8: 247, 1969.

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Authors
  1. Maria Luiza Beçak
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  2. Willy Beçak
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  3. Franklin L. Roberts
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  4. Robert N. Shoffner
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  5. E. Peter Volpe
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Editor information

Maria Luiza Beçak Willy Beçak Franklin L. Roberts Robert N. Shoffner E. Peter Volpe

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© 1973 Springer Science+Business Media New York

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Beçak, M.L., Beçak, W., Roberts, F.L., Shoffner, R.N., Volpe, E.P. (1973). Clelia occipitolutea (Duméril, Bibron et Duméril) (Black snake Muçurana; Cobra preta) 2n = 50. In: Beçak, M.L., Beçak, W., Roberts, F.L., Shoffner, R.N., Volpe, E.P. (eds) Chromosome Atlas: Fish, Amphibians, Reptiles, and Birds. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-65751-1_20

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  • DOI: https://doi.org/10.1007/978-3-642-65751-1_20

  • Publisher Name: Springer, Berlin, Heidelberg

  • Print ISBN: 978-3-642-49090-3

  • Online ISBN: 978-3-642-65751-1

  • eBook Packages: Springer Book Archive

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