Figure 5 in Cytosystematics of the Simulium tuberosum group (Diptera: Simuliidae) in Thailand
Figure 5. IIS arm of Simulium yuphae, showing the standard sequence for the Thai tuberosum group. Breakpoints of fixed inversion IIS-4 of S. rufibasis and of floating inversion IIS-2 are shown. BR = ring of Balbiani, C = centromere, db = double bubble.