Iraniulus tricornis sp. nov., gonopods of ♂ paratype from near Dizi (ZMUM) A left gonopods, mesal view B left promere, caudal view C right opisthomere, mesal, slightly oral view D left opisthomere, lateral view E right opisthomere, mesal view. Scale bars: 0.2 mm (A), 0.1 mm (B–E). Abbreviations: amp apicomesal process, ao apical outgrowth of basoposterior process, ap anterior process, aps apical part of solenomere, cps basocaudal process of solenomere, dml distomesal process, f flagellum, fc flagellum channel, g (supposed) gonocoxal gland, lp lateral lobe, lr lateral ridge, mg median groove, mps basomesal process of solenomere, mr median ridge, s solenomere, sc seminal channel, sf spiniform filaments, si anteromesal sinus.