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Hypostomus (Loricariidae). Cytologia, 63: 421–425.
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matsubarai, and their systematic relationships. Japan. J. Ichthyol., 37: 71–75.
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DNA content of a ray, Mobula japonica. Japan. J. Ichthyol., 40: 317–322.
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A– 114 Almeida-Toledo, L.F., Foresti, F., Péquignot, E.V. and Daniel-Silva, M.F.Z. (2001) XX:
XY sex chromosome system with X heterochromatinization: an early stage of sex chromosome differentiation in the Neotropic electric eel Eigenmannia virescens. Cytogenet.
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Akama, A. and Foresti, F. (2002) Chromosome evolution in fish: sex chromosome varifi
ability in Eigenmannia virescens (Gymnotiformes: Sternopygidae). Cytogenet. Genome
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A– 116 Almeida-Toledo, L.F., Foresti, F., Daniel, M.F.Z. and Toledo-Filho, S.A. (2000) Sex chromosome evolution in fi sh: the formation of the neo-Y chromosome in
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A– 117 Artoni, R.F., Falcão, J.D.N., Moreira-Filho, O. and Bertollo, L.A.C. (2001) An uncommon
condition for a sex chromosome system in Characidae fish. Distribution and differenfi
tiation of the ZZ/ZW system in Triportheus. Chrom. Res., 9: 449–456.
A– 118 Arefjev, V.A. and Karnauchov, G.I. (1989) Species-specificity of electrophoretic patterns
fi
of haemoglobin and uniformity of karyotypes in fi shes, genus
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Abramis (Pisces: Cyprinidae). Biochem. Syst. Ecol., 17: 479–488.
221
A– 99 Artoni, R.F., Venere, P.C. and Bertollo, L.A.C. (1998) A heteromorphic ZZ/ZW sex chromosome system in fi sh, genus
fi
Hypostomus (Loricariidae). Cytologia, 63: 421–425.
A– 100 Asahida, T., Ida, H. and Inoue, S. (1987) Karyotypes of three rays in the order Myliobatiformes. Japan. J. Ichthyol., 33: 426–430.
A– 101 Asahida, T., Ida, H. and Inoue, T. (1988) Karyotypes and cellular DNA contents of two
sharks in the family Scyliorhinidae. Japan. J. Ichthyol., 35: 215–219.
A– 102 Asahida, T. and Ida, H. (1989) Karyological notes on four sharks in the order Carcharhiniformes. Japan. J. Ichthyol., 36: 275–280.
A– 103 Asahida, T. and Ida, H. (1990) Karyotypes of two rays, Torpedo tokionis and Dasyatis
matsubarai, and their systematic relationships. Japan. J. Ichthyol., 37: 71–75.
A– 104 Asahida, T., Ida, H., Terashima, H. and Chang, H.Y. (1993) The karyotype and cellular
DNA content of a ray, Mobula japonica. Japan. J. Ichthyol., 40: 317–322.
A– 105 Asahida, T., Ida, H. and Hayashizaki, K. (1995) Karyotypes and cellular DNA contents
of some sharks in the order Carcharhiniformes. Japan. J. Ichthyol., 42: 21–26.
A– 106 Atkin, N.B. and Ohno, S. (1967) DNA values of four primitive chordates. Chromosoma,
23: 10–13.
A– 107 Avise, J.C. and Gold, J.R. (1977) Chromosomal divergence and speciation in two families
of North American fishes. Evolution, 31: 1–13.
fi
A– 108 Andreata, A.A., Oliveira, C. and Foresti, F. (2006) Karyological characterization of four
Neotropical fi sh species of the genus
fi
Hisonotus (Teleostei, Loricariidae, Hypoptopomatinae) from distinct Brazilian river basins. Genet. Mol. Biol., 29: 62–66.
A– 109 Artoni, R.F. and Bertollo, L.A.C. (2001) Trends in the karyotype evolution of Loricariidae
fi sh (Siluriformes). Hereditas, 134: 201–210.
fi
A– 110 Asahida, T. and Ida, H. (1995) Karyotype and cellular DNA content of a guitarfish, fi Rhinobatos schlegelii. La Kromosomo, II, 79/80: 2725–2730.
A– 111 Alves, M.J., Coelho, M.M. and Collares-Pereira, M.J. (2001) Evolution in action through
hybridisation and polyploidy in an Iberian freshwater fi sh: a genetic review. Genetica,
fi
111: 375–385.
A– 112 Alves, A.L., Oliveira, C., Nirchio, M., Granado, A. and Foresti, F. (2006) Karyotypic relationships among the tribes of Hypostominae (Siluriformes: Loricariidae) with description of XO sex chromosome system in a Neotropical fish species. Genetica, 128: 1–9.
fi
A– 113 Almeida-Toledo, L.F., Daniel-Silva, M.F.Z., Lopes, C.E. and Toledo-Filho, S.A. (2000) Sex
chromosome evolution in fi sh. II. Second occurrence of an X
fi
1 X 2 Y sex chromosome
system in Gymnotiformes. Chrom. Res., 8: 335–340.
A– 114 Almeida-Toledo, L.F., Foresti, F., Péquignot, E.V. and Daniel-Silva, M.F.Z. (2001) XX:
XY sex chromosome system with X heterochromatinization: an early stage of sex chromosome differentiation in the Neotropic electric eel Eigenmannia virescens. Cytogenet.
Cell Genet., 95: 73–78.
A– 115 Almeida-Toledo, L.F., Daniel-Silva, M.F.Z., Moyses, C.B., Fonteles, S.B.A., Lopes, C.E.,
Akama, A. and Foresti, F. (2002) Chromosome evolution in fish: sex chromosome varifi
ability in Eigenmannia virescens (Gymnotiformes: Sternopygidae). Cytogenet. Genome
Res., 99: 164–169.
A– 116 Almeida-Toledo, L.F., Foresti, F., Daniel, M.F.Z. and Toledo-Filho, S.A. (2000) Sex chromosome evolution in fi sh: the formation of the neo-Y chromosome in
fi
Eigenmannia
(Gymnotiformes). Chromosoma, 109: 197–200.
A– 117 Artoni, R.F., Falcão, J.D.N., Moreira-Filho, O. and Bertollo, L.A.C. (2001) An uncommon
condition for a sex chromosome system in Characidae fish. Distribution and differenfi
tiation of the ZZ/ZW system in Triportheus. Chrom. Res., 9: 449–456.
A– 118 Arefjev, V.A. and Karnauchov, G.I. (1989) Species-specificity of electrophoretic patterns
fi
of haemoglobin and uniformity of karyotypes in fi shes, genus
fi
Abramis (Pisces: Cyprinidae). Biochem. Syst. Ecol., 17: 479–488.