Eusirus bulbodigitus sp. n., holotype, male, NIBRIV0000332003, 11.3 mm. Jeju Island, South Korea. A Pereopod 7 B Posterodistal setae of merus on pereopod 7 C Distal part of carpus on pereopod 7 D Dactylus of pereopod 7 E Uropod 1 F Uropod 2 G Uropod 3 H Telson. Scale bars = 0.1 mm (B–D), 0.4 mm (E–H), 0.5 mm (A).