Insignorthezia insignis

Adult male. Total body length 1.66–1.76 mm. Antennae exceptionally long, nearly 2 times total body length, most segments approximately subequal in length; antennal length 3.23 mm (ratio of total body length to antennal length 1:1.9). Forewing length and width unknown because wings damaged; hamulohalteres with 2 hamuli. Head dorsally with about 5 hair-like setae (20–50 μm), 2 large pores, and 1 or 2 small pores on each side; ventrally with 8–12 hair-like setae plus 1–4 large pores and 3 or 4 medium-sized pores on each side. Pronotum with 1 hair-like seta plus 2 or 3 large pores and 2 or 3 small pores medially on each side. Legs: tibia III 194–212 μm long (ratio of tibia III to tarsus III 1:0.44); claws fairly long and thin, much longer than width of tarsus, each with a small denticle. Abdomen segments I–VII with tubular ducts in a band across tergite VII, each duct 8 μm wide, 20 μm deep, with slightly spirally ridged inner surface; dorsal abdominal setae segments I–V with 4 extremely long hair-like setae (80–100 μm). Penial sheath as broad as posterior margin of abdominal segment VIII, length without segment IX 190 μm, with segment IX 243 μm.

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