Studies on the chorionic structure of the eggs of Corixoidea (Hemiptera: Heteroptera) with scanning electron microscopy Author Konopko, Susana Amanda Author Mazzucconi, Silvia Ana Author Ruf, Monica Lopez text Zootaxa 2013 3737 3 223 240 journal article 42820 10.11646/zootaxa.3737.3.2 30503c49-5e46-4768-a1a8-54f08f876c1f 1175-5326 220838 B3CBE9FA-BF92-475D-9BF4-1E2B3DF439C3 Heterocorixa brasiliensis ( Figs. 7–9 ) Chorionic surface with smooth polygonal units, delimited by clearly distinguishable raised edges ( Fig. 8 ); fine pores not distinguishable. The polygonal units are also present in the transitional zone to the stalk ( Fig. 9 ). There is no nipple structure on the anterior micropylar flat area ( Fig. 7 ). Additional data. Shape elongate, oval; color yellow; flattened at one side, with a very long stalk ( Fig. 9 ).