FIGURE 1 in A new species of Acroperus Baird, 1843 (Cladocera: Chydoridae) from Africa

FIGURE 1. Acroperus africanus sp. nov. from Bahir-Dar Bay, Lake Tana, Ethiopia (type locality). A, Adult parthenogenetic female, general view. B, Juvenile parthenogenetic female, general view. C, Head. D, Labrum and labral keel. E, Valve. F, Inner part of posteroventral margin. G–H, Posteroventral angle. I, Ventral margin. Scale bars 0.1 mm.