FIGURES 19–34 in New and little known species of Eumolpinae (Coleoptera: Chrysomelidae) from Northern Vietnam

FIGURES 19–34. Colaspoides spp. and Demotina spp., abdomen (19, 20), aedeagus dorsal (21, 23, 25, 27, 29, 31, 33) and lateral (22, 24, 26, 28, 30, 32, 34) views. 19, C. pseudofemoralis sp. nov. (holotype, male); 20, C. femoralis (male); 21, 22, D. rufonotata (syntype); 23, 24, Demotina sapensis sp. nov. (holotype); 25, 26, D. medvedeviana (paratype); 27, 28, D. vietnamica (paratype); 29, 30, D. weisei (paratype); 31, 32, Colaspoides femoralis; 33, 34, C. pseudofemoralis sp. nov. (holotype).