Figure 3. Thripinema fuscum parasitic female: (A) differential interference contrast microscope image of the dorsal view of a fecund female; scanning electron micrographs of the external surface with (B) pit-like structures and (C) knob-like projections; transmission electron micrographs of the external cuticle with (D) microvilli and (E) knob-like projection; transmission electron micrographs of (F) the parasitic female in direct apposition to host midgut with (G) microvilliated cuticular surface of the parasitic female touching the basement membrane of the host midgut; (H) thick section of a Frankliniella fusca female 3 days after parasitization with a parasitic T. fuscum female with eggs (arrowheads) constricting the host midgut lumen. Abbreviations: mg, midgut; pf, parasitic female. Scale bars: A, 50 µm; B, 667 nm; C, 300 nm; D, E, G, 1 µm; F, 10 µm; H, 100 µm.