References
- Almeida-Toledo , L.F. , Foresti , F. , Trajano , E. and Toledo-Filho , S.A. 1992 . Cytogenetic analysis of the brazilian catfish Pimelodella kronei and of its presumed ancestor Pimelodella transitoria . Caryologia , 45 : 255 – 262 .
- Bertollo , L.A.C. , Takahashi , C. and Moreira-Filho , O. 1978 . Cytotaxonomic considerations on Hop-lias lacerdae (Pisces, Erythrinidae) . Braz. J. Genet,. , 1 : 103 – 120 .
- Beukeboom , L.W. 1994 . Bewildering Bs: an impression of the 1st B-chromosome conference . Hered-ity , 73 : 328 – 336 .
- Borin , L.A. and Martins-Santos , I.C. 2004 . Study on karyotype and occurrence of B chromosomes in two species of the genus Pimelodus (Siluriformes, Pimelodidae) from the River Iguaçu . Hereditas , 140 : 201 – 207 .
- Carvalho , R. A. , Giuliano-Caetano , L. and Dias , A.L. 2004 . Cytogenetic analysis of A- and B- chromosomes of Iheringichthys labrosus (Pisces, Pimelo-didae) from the Tibagi River, Parana´, Brazil . Cytolo-gia , 69 : 381 – 385 .
- Dias , A. L. and Foresti , F. 1990 . Algumas considerações sobre o cariótipo de Iheringichthys labrosus (Sil-uriformes, Pimelodidae) do Rio Mogi-Guaçu 32 II Simp. Citog. Evol. Aplic. de Peixes Neotrop. p
- Dias , A. L. and Foresti , F. 1993 . Cytogenetic studies on fishes of the family Pimelodidae (Siluroidei) . Braz. J. Genet. , 16 : 585 – 600 .
- Fenocchio , A.S. and Bertollo , L.A.C. 1990 . Supernumerary chromosome in a Rhamdia hilarii population (Pisces, Pimelodidae) . Genetica , 81 : 193 – 198 .
- Fenocchio , A.S. , Bertollo , L.A.C. , Takahashi , C.S. and Camacho , J.P.M. 2000 . B chromosomes in two fish species, genus Rhamdia (Siluriformes, Pime-lodidae) . Folia biologica (Kraków) , 48 : 105 – 109 .
- Jones , R.N. and Rees , H. 1982 . B chromosomes , London : Academic Press .
- Kligerman , A.D. and Bloom , S.E. 1977 . Distribui-tion of F bodies, heterochomatin, and nucleolar organizer in the genome of the central mudminnow, Umbra limni. Cytogenet . Cell Genet. , 18 : 182 – 196 .
- Levan , A. , Fredga , K. and Sandberg , A. A. 1964 . Nomenclature for centromeric position on chromosomes . Hereditas , 52 : 201 – 220 .
- Schmid , M. 1980 . Chromosome banding in Am-phipia, IV. Differentiation of GC - and AT - rich chromosome regions in Anura . Chromosom,a , 77 : 83 – 103 .
- Sumner , A.T. 1972 . A simple technique for demonstrating centromeric heterochromatin . Expl. Cell Res. , 75 : 304 – 306 .
- Swarca , A.C. , Giuliano-Caetano , L. and Dias , A. L. 2000 . Cytogenetics of species of the families Pime-lodidae and Rhamdiidae (Siluriformes) . Genet. and Mol. Biol. , 23 : 589 – 593 .
- Vissotto , P.C. , Foresti , F. and Oliveira , C. 1999 . Supernumerary chromosomes in two species of the family Pimelodidae (Teleostei, Siluriformes) . Chrom. Sci. , 3 : 9 – 13 .
- Volobujev , V.T. 1981 . B-chromosomes systems of the mammals . Caryologia , 34 : 1 – 23 .