FIGURE 7 in Parachaetocladius lenferringtoni (Diptera: Chironomidae), a new orthoclad from North America, with keys to adult males and pupae of the Nearctic Parachaetocladius (Wülker, 1959)

FIGURE 7. Comparison of pupal tergite I (A, C, E, G, I, K) and sternite III (B, D, F, H, J, L). Parachaetocladius lenferringtoni sp. nov., USA: Minnesota(A–B); USA: Wisconsin (C–D, blue arrow indicates weak spine row on tergite I). Parachaetocladius hirtipectus Saether, 1969, Holotype, CANADA: British Columbia (E–F, blue arrow indicates large L seta in segment I). Parachaetocladius abnobaeus (Wülker, 1959), USA: South Carolina (G–J, blue arrow indicates weak spine row on tergite I); FRANCE: West Pyrenees (K–L). Scale bars are 100 µm.