Etymology
Latin, imperator, noun in apposition. Named after the Emperor Seamounts to which the type locality belongs. ... [details]
Holotype
mature male, ML 95 mm; R/V SONNE, SO-249 BERING, DR 82; 48° 27.53′ N, 168° 52.21′ E, 3913–4417m depth; chain ... [details]