FIGURE 4. Limnosida frontosa Sars, 1862 in Redescription of Limnosida frontosa Sars, 1862 (Crustacea: Cladocera: Sididae), with evidence of possible incipient species differentiation

FIGURE 4. Limnosida frontosa Sars, 1862, females (Cheboksarskoye reservoir). A, setules of male antennule. B, apical end of upper antennal branch. C, armament of lateral side of postabdomen. D, molar part of right mandible. E, molar part of left mandible. F, G, armament of lateral side of postabdomenal claw, outer side. H, the same, inner side. Scale bars—2.5 µm.