FIGURE 15 in Re-evaluation of the genus Biapertura Smirnov, 1971 (Cladocera: Anomopoda Chydoridae)

FIGURE 15. Biapertura martensi (Sinev, 2009). A–F, adult parthenogenetic female. A, lateral view. B, posteroventral angle of valves. C, head pores. D, postabdomen. E, antenna. F, IDL of thoracic limb. Biapertura lepida (Birge, 1892). G–N, adult parthenogenetic female. G, lateral view. H, posteroventral angle of valves. I, head pores. J, postabdomen. K, postanal margin of postabdomen. L, postabdominal claw. M, antenna. N, IDL of thoracic limb I. (A–F, after Sinev, 2009; G–N, after Sinev, 2013).