Dual Fluorescence in situ hybridization of 18S and 5S rDNA in male (a) and female (b) of R. altipinna. Arrows point to hybridization signal of 18S rDNA, arrowheads indicate hybridization signal of 5S rDNA. Chromosomes are counterstained with DAPI.

  Part of: S├ínchez-Romero O, Quezada Abad C, Quizhpe Cordero P, Sene V, Nirchio M, Oliveira C (2015) First description of the karyotype and localization of major and minor ribosomal genes in Rhoadsia altipinna Fowler, 1911 (Characiformes, Characidae) from Ecuador. Comparative Cytogenetics 9(2): 271-280. https://doi.org/10.3897/CompCytogen.v9i2.4504