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Journal of Undergraduate Research

Keywords

phylogeny, drumming characteristics, isogenoides, stoneflies

College

Life Sciences

Department

Biology

Abstract

Isogenoides is a genus of Plecoptera (stoneflies) from the family Perlodidae. The genus is composed of seven separate species and is endemic to North America. Each species has a limited distribution and a distinct system of courtship behavior. The male taps his abdomen on the substrate with a specific “drumming” pattern until he attracts a mate. The female will respond with her own drumming pattern and, in most species, the male confirms the acceptability of the female with a final, distinct answer. This behavior has been hypothesized as both a barrier to cross-species mating and as a mechanism of speciation. Despite the implications of this very little is known regarding the evolution of these signals.

Included in

Biology Commons

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