FIGURES 17–21 in Taxonomic notes on two endemic geometrine genera from Middle Asia (Lepidoptera: Geometridae, Geometrinae)

FIGURES 17–21. Some morphological characters of Hissarica and Ratsa, gen. nov.. 17—male antennae of Hissarica postalbida; 18–antennae of Ratsa alexandraria (a—male, b—female); 19–female antennae comparison of Ratsa? petitaria (a) and Ratsa alexandraria (b); 20—wing venation of Ratsa alexandraria; 21—hindleg of Ratsa alexandraria. Scale bar, 17, 18, 21—1 mm, 19, 20—not in scale.