Cytogenetic analysis of three sympatric Gymnotus species (Teleostei: Gymnotidae) from the Fundo Stream, MG, Brazil

Cytologia

Volumn 72, Issue 1, 2007, Pages 89-93

  Lacerda, Maria Conceição Vieira ^a   Maistro, Edson Luis ^a  

^a SÃO PAULO STATE UNIVERSITY UNESP   (Brazil)

Author keywords

C banding; Gymnotus paraguensis; Gymnotus sp.; Gymnotus sylvius; NOR banding

Indexed keywords

GYMNOTIDAE; GYMNOTUS; GYMNOTUS SP.; GYMNOTUS SYLVIUS; TELEOSTEI;

EID: 34248642292     PISSN: 00114545     EISSN: 00114545     Source Type: Journal    
DOI: 10.1508/cytologia.72.89     Document Type: Article

References (27)

1. Albert, J. S., Fernandes-Matioli, F. M. C. and Almeida-Toledo, L. F. 1999. A new species of Gymnotus (Gymnotiformes, Teleostei) from Southeastern Brazil: towards the deconstruction of Gymnotus carapo. Copeia 1999: 410-421.
2. _ 2001. Species diversity and phylogenetic systematics of American Knifefishes (Gymnotiformes, Teleostei). Miscellaneous Publications of the Museum of Zool., Univ. Michigan 190: 1-127.
3. _ and Crampton, W. G. R. 2003. Seven new species of the neotropical electric fish Gymnotus (Teleostei, Gymnotiformes) with a redescription of G. carapo (Linnaenus). Zootaxa 287: 1-54.
4. _, W. G. R., Thorsen, D. H. and Lovejoy, N. R. 2005. Phylogenetic systematics and historical biogeography of the Neotropical electric fish Gymnotus (Teleostei: Gymnotidae). Systematics and Biodiversity 2: 375-417.
5. Almeida-Toledo, L. F. 1978. Contribuição à citogenética de Gymnotiformes (Pisces, Ostariophysi). Doctoral Thesis. Instituto de Biociências, USP, São Paulo, Brazil.
6. Fernandes, F. M. C., Albert, J. S., Daniel-Silva, M. F. Z., Lopes, C. E., Crampton, W. G. R. and Almeida-Toledo, L. F. 2005. A new Gymnotus (Teleostei: Gymnotiformes: Gymnotidae) from the Pantanal Matogrossense of Brazil and adjacent drainages: continued documentation of a cryptic fauna. Zootaxa 933: 1-14.
7. Fernandes-Matioli, F. M. C. 1996. Análises citogenéticas e dos padrões de descargas dos órgãos elétricos (DOEs) no gênero Gymnotus (Pisces, Gymnotidae). Dissertação de Mestrado. Instituto de Biociências, USP, São Paulo, Brazil.
8. _ and Toledo-Filho, S. A. 1997. Extensive nucleolus organizer region polymorphism in Gymnotus carapo (Gymnotoidei, Gymnotidae). Cytogen. Cell Genet. 78: 236-239.
9. _ and _ 1998. Natural triploidy in the Neotropical species Gymnotus carapo (Pisces, Gymnotiformes). Caryologia 51: 319-322.
10. _, Marchetto, M. C. N., Almeida-Toledo, L. F. and Toledo-Filho, S. A. 1998. High intraspecific karyologycal conservation in four species of Gymnotus (Pisces, Gymnotiformes) from Southeastern Brazilian basins. Caryologia 51: 221-234.
11. _, Matioli, S. R. and Almeida-Toledo, L. F. 2000. Species diversity and geographic distribution of Gymnotus (Pisces, Gymnotiformes) by nuclear (GGAC)n microsatellite analysis. Genet. Mol. Biol. 23: 803-807.
12. _ and Almeida-Toledo, L. F. 2001. A molecular phylogenetic analysis in Gymnotus species (Pisces, Gymnotiformes) with inferences on chromosome evolution. Caryologia 54: 23-30.
13. Foresti, F., Almeida-Toledo, L. F. and Toledo-Filho, A. S. 1984. Chromosome studies in Gymnotus carapo and Gymnotus sp. (Pisces, Gymnotidae). Caryologia 37: 141-146.
14. _ 1987. Estudos cromossômicos em Gymnotiformes (Pisces, Ostariophysi). Livre Docência thesis. Instituto Básico de Biologia Médica e Agrícola, Universidade Estadual "Julio de Mesquita", Botucatu, SP, Brazil.
15. _, Oliveira, C. and Almeida-Toledo, L. F. 1993. A method for chromosome preparations from large fish specimens using in vitro short-term treatment with colchicine. Experientia 49: 810-813.
16. Galetti-Jr., P. M., Foresti, F., Bertollo, L. A. C. and Moreira-Filho, O. 1984. Characterization of eight species of Anostomidae (Cypriniformes) fish on the basis of the nucleolar organizing region. Caryologia 37: 401-406.
17. Howell, W. M. and Black, D. A. 1980. Controlled silver-staining of nucleolus organizer regions with a protective colloidal developer: a 1-step method. Experientia 36: 1014-1015.
18. Levan, A., Fredga, K. and Sandberg, A. A. 1964. Nomenclature for centromeric position on chromosomes. Hereditas 52: 201-220.
19. Lundberg, J. G., Lewis, W. M., Saunders, J. F. and Mago-Leccia, F. 1987. A major food web component in the Orinoco River Channel: evidence from planktivorous electric fishes. Science 237: 8183.
20. Maistro, E. L., Oliveira, C. and Foresti, F. 2000. Sympatric occurrence of two cytotypes of Astyanax scabripinnis (Characiformes, Characidae). Genet. Mol. Biol. 23: 365-369.
21. Nelson, J. S. 1994. Fishes of the World. 3rd edn. John Wiley & Sons, Inc. New York, pp. 172-175.
22. Paintner-Marques, T. R., Giuliano-Caetano, L. and Dias, A. L. 2002. Karyotypic diversity in a Bryconamericus aff. exodon population (Characidae, Tetragonopterinae). Cytologia 67: 397-402.
23. Pereira, M. A., Oliveria, C., Foresti, F. and Maistro, E. L. 2002. Cytogenetic and nuclear DNA content analysis in Anostomidae fishes from Sapucariver, Minas Gerais state, Brazil. Cytologia 67: 289-296.
24. Sanchez, S., Laudicina, A. and Jorge, L. C. 2004. A new report of multiple sex chromosome system in the order Gymnotiformes (Pisces). Cytologia 69: 155-160.
25. Silva, E. B. and Margarido, V. P. 2005. An X1X1X2X2/X1X2Y multiple sex chromosome system in a new species of the genus Gymnotus (Pisces, Gymnotiformes). Environmental Biol. of Fishes 73: 293-297.
26. Sumner, A. T. 1972. A simple technique for demonstrating centromeric heterocromatin. Expl. Cell Res. 75: 304-306.
27. _, 1990. Chromosone Barding. Unwin Hyman, London.