FIGURES 10–18. Chironomus spp., male imagines. 10–14 in Taxonomic information on some Japanese Chironomidae (Diptera) described by Dr. M. Sasa (†)

FIGURES 10–18. Chironomus spp., male imagines. 10–14, Chironomus claggi Tokunaga, superior volsellae (10–11, specimens identified as C. claggi by Sasa & Suzuki, specimen No. 308:02; 11, specimen No. 307:04; 12–14, holotype of Chironomus simantobeceus Sasa, Suzuki et Sakai); 12, superior volsella; 13, tarsomere 1 of mid leg; 14, tarsomere 2 of mid leg. 15–17, Chironomus riparius Meigen (holotype of Chironomus ginzanbeceus Sasa et Suzuki), 15, abdominal tergites, 16, anal point, lateral aspect, 17, superior volsella, dorsal aspect. 18, Chironomus yoshimatsui Martin et Sublette (holotype of Chironomus echizensis Sasa, superior volsella, dorsal aspect).