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20 March 2021 A New, Sexually Dimorphic Species of Cylloepus Erichson from Brazil (Coleoptera: Elmidae)
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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.

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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