Eriauchenius lukemacaulayi sp. n. A female (USNMENT01377191) habitus, lateral view, image reversed B–C, F female internal genitalia (USNMENT01377192) B posterior view C anterior view F dorsal view, arrow showing the rounded posterior elongation on the FSGP that curves dorsally. D–E, G–I male pedipalpal bulbs (holotype, USNMENT01377191), right bulb, image reversed D, G prolateral view E, I retrolateral view H ventral view, arrow showing the large bulge that occurs after the constriction in the conductor. Asterisk (*) showing the narrow, lateral process on the conductor. Scale bars: 1 mm (A); 0.25 mm (B); 0.5 mm (D).