FIGURE 1. a–b in Gansucossus, a replacement name for Yumenia Hong, 1982 (Insecta, Hemiptera, Palaeontinidae), with description of a new genus

FIGURE 1. a–b, Gansucossus typicus sp. nov., holotype; a, NIGP141369a, counterpart of NIGP141369; b, NIGP141369, part. c–d, Daohugoucossus solutus sp. nov., holotype; c, NIGP141370a, counterpart of NIGP141370; d, NIGP141370, part. All specimens are from the Middle Jurassic of Daohugou, Inner Mongolia, China. Scale bars represent 5 mm.