Figures 10-17. 1) Slide mounted Sipha elegans del Guercio alate. Photograph: Susan Halbert and Lyle J Buss, University of Florida, Gainesville. 11) Slide mounted Sipha elegans del Guercio aptera. Photograph: Susan Halbert and Lyle J Buss, University of Florida, Gainesville. 12) Colony of ant -tended Sipha maydis Passerini on wheat. Photograph: Lisa M. Ames. 13) Close up of Sipha maydis Passerini colony with adults, immature stages, and feeding damage. Photograph: Lisa M. Ames. 14) Slide mounted Sipha maydis Passerini alate. Photograph: Susan Halbert and Lyle J Buss, University of Florida, Gainesville. 15) Slide mounted Sipha maydis Passerini aptera. Photograph: Susan Halbert and Lyle J Buss, University of Florida, Gainesville. 16) Dorsum of Sipha glyceriae (Kaltenbach) from Europe, showing denticles. Photograph: Susan Halbert. 17) Dorsum of Sipha flava (Forbes) showing lack of denticles. Photograph: Susan Halbert.

Published as part of Halbert, Susan E., Miller, Gary L. & Ames, Lisa M., 2013, The genus Sipha Passerini (Hemiptera: Aphididae) in North America, pp. 1-6 in Insecta Mundi 2013 (326) on page 5, DOI: 10.5281/zenodo.5178363