Abdominal tergites and terminalia of Attaphila aptera. A, B: Male. A: T1–7 (Bo 1227; see also Fig. S1A), T1 with median specialisation including its bristles, otherwise without long bristles (the two long bristles on the left have no base and are certainly contaminations from other tergites); B: Terminalia (Bo 1256), ventral view, with T9 and T10, cerci, and paraprocts. C–E: Female. C: Parts of T1,2 (Bo 1257); D: T2–5 (Bo 1253; see also Fig. S1B); E: T6,7 (Bo 1253). ― Abbreviations: ce cercus; hmp hook-like mesal projection on right paraproct; ltga9 lateral tergal apodeme of tergite T9; msp1 posterior median specialisation of T1; PPr right paraproct; Tn tergite (numbered); Tn-a anterior border of tergite (numbered); Tn-p posterior border of tergite (numbered); trn transversal ridge of tergite (numbered).