Stephonyx perexcavatus Narahara, Tomikawa & Torigoe, 2012

Stephonyx perexcavatus Narahara, Tomikawa & Torigoe, 2012: 1479, 1505 (key), figs 2–6.

Types. Holotype male, 22.9 mm, NSMT-Cr 22011. Paratypes: four males (20.4–22.9 mm) NSMT-Cr 22012–22015; five females (21.9–23.2 mm) NSMT-Cr 22016–22020.

Type locality. Okinawa Trough, East China Sea (28°29.5'N, 127°59.2'E), 1073–1080 m .

Habitat. Marine, benthic.

Depth range. 1073–1080 m (Narahara et al. 2012).

Feeding strategies. Scavenger taken in baited trap.

Distribution. Pacific Ocean. Okinawa Trough, East China Sea (Narahara et al. 2012).