Arnegard, M. E. & Hopkins, C. D. Electric signal variation among seven blunt-snouted Brienomyrus species (Teleostei: Mormyridae) from a riverine species flock in Gabon, Central Africa. Environmental Biology of Fishes 67, 321-339 (2003).

Arnegard, M. E., Jackson, B. S. & Hopkins, C. D. Time-domain signal divergence and discrimination without receptor modification in sympatric morphs of electric fishes. Journal of Experimental Biology 208, 2182-2198 (2006).

Arnegard, M. E., Bogdanowicz, S. & Hopkins, C. D. Multiple cases of striking genetic similarity between alternate electric fish signal morphs in sympatry. Evolution 59, 324-343 (2005).

Sullivan, J. P., Lavoué, S., Arnegard, M. E. & Hopkins, C. D. AFLPs resolve phylogeny and reveal mitochondrial introgression within a species flock of African electric fish (Mormyroidea: Teleostei). Evolution 58, 825-841 (2004).

Arnegard, M. E., Zwickl, D. J., Lu, Y. & Zakon, H. H. Old gene duplication facilitates origin and diversification of an innovative communication system?twice. Proceedings of the National Academy of Sciences 107, 22172 - 22177 (2010).

Lavoué, S., Sullivan, J. P. & Arnegard, M. E. African weakly electric fishes of the genus Petrocephalus (Osteoglossomorpha: Mormyridae) of Odzala National Park, Republic of Congo (Lékoli River, Congo River basin) with description of five new species. Zootaxa 2600, 1-52 (2010).

Arnegard, M. E. et al. Sexual Signal Evolution Outpaces Ecological Divergence during Electric Fish Species Radiation. The American Naturalist 176, 335 - 356 (2010).

Lavoué, S., Arnegard, M. E., Sullivan, J. P. & Hopkins, C. D. Petrocephalus of Odzala offer insights into evolutionary patterns of signal diversification in the Mormyridae, a family of weakly electrogenic fishes from Africa. Journal of Physiology-Paris 102, 322-339 (2008).

Lavoué, S., Sullivan, J. P., Arnegard, M. E. & Hopkins, C. D. Differentiation of morphology, genetics and electric signals in a region of sympatry between sister species of African electric fish (Mormyridae). Journal of Evolutionary Biology 21, 1030-1045 (2008).

Carlson, B. A. et al. Brain Evolution Triggers Increased Diversification of Electric Fishes. Science 332, 583?586 (2011).

Lavoué, S. et al. Comparable Ages for the Independent Origins of Electrogenesis in African and South American Weakly Electric Fishes. PLoS ONE 7, e36287 (2012).