Contact: John P. Sullivan
Caption: This is an image of the two new species with their electric organ discharges (EODs). Brachyhypopomus walteri (top) has a longer, thinner tail and produces an EOD with both positive and negative phases. Brachyhypopomus bennetti (bottom) has a shorter, thicker tail and produces monophasic EODs.
Credit: John P. Sullivan
Usage Restrictions: CC-BY 3.0
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