A New, Sexually Dimorphic Species of Cylloepus Erichson from Brazil (Coleoptera: Elmidae)

William D. Shepard; Robert W. Sites; Higor D. D. Rodrigues

doi:10.1649/0010-065X-75.1.270

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William D. Shepard,¹ Robert W. Sites,² Higor D. D. Rodrigues³

¹Essig Museum of Entomology, University of California 1101 Valley Life Sciences Bldg., Berkeley, CA 94720, USA William.Shepard@csus.edu
²Enns Entomology Museum, University of Missouri Columbia, MO 65211, USA SitesR@missouri.edu
³Laboratório de Biodiversidade Entomológica, Instituto Oswaldo Cruz Fundação Oswaldo Cruz, Rio de Janeiro, RJ, BRAZIL higorddr@gmail.com

Abstract

Cylloepus dimorphus Shepard, Sites, and Rodrigues, new species (Elmidae) is described from Brazil with a sexually dimorphic abdominal ventrite 5. Males have a protruding lobe on each side of the apex of ventrite 5. Females lack the lobes and are not distinguishable from congeners.

Citation Download Citation

William D. Shepard, Robert W. Sites, and Higor D. D. Rodrigues "A New, Sexually Dimorphic Species of Cylloepus Erichson from Brazil (Coleoptera: Elmidae)," The Coleopterists Bulletin 75(1), 270-274, (20 March 2021). https://doi.org/10.1649/0010-065X-75.1.270

Received: 5 July 2020; Accepted: 28 December 2020; Published: 20 March 2021

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