See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/233809244 Karyotype and nucleolus Organizer Regions of Ophisternon aenigmaticum (Teleostei: Synbranchiformes... Article in Interciencia · February 2011 CITATIONS 2 READS 39 5 authors, including: Some of the authors of this publication are also working on these related projects: DNA barcoding of fish fauna from Iguaçu river basin, South Brazil. (Identificação molecular (DNA barcoding) dos peixes da bacia do rio Iguaçu) View project Mauro Nirchio Universidad Técnica de Machala (Ecuador)/Uni… 101 PUBLICATIONS 922 CITATIONS SEE PROFILE Tatiane Casagrande Mariguela São Paulo State University 33 PUBLICATIONS 334 CITATIONS SEE PROFILE Fausto Foresti São Paulo State University 371 PUBLICATIONS 4,037 CITATIONS SEE PROFILE Claudio Oliveira São Paulo State University 432 PUBLICATIONS 4,037 CITATIONS SEE PROFILE All content following this page was uploaded by Mauro Nirchio on 04 January 2017. The user has requested enhancement of the downloaded file. All in-text references underlined in blue are added to the original document and are linked to publications on ResearchGate, letting you access and read them immediately.