Comparable Ages for the Independent Origins of Electrogenesis in African and South American Weakly Electric Fishes Lavoué, Sébastien ; Miya, Masaki ; Arnegard, Matthew E. ; Sullivan, John P. ; Hopkins, Carl D. ; Nishida, Mutsumi Abstract Publication: PLoS ONE Pub Date: May 2012 DOI: 10.1371/journal.pone.0036287 Bibcode: 2012PLoSO...736287L