Abyssal to upper hadal zone of the Pacific Ocean. [details]
From Jirkov (2023: 195): "The species is named after my son Innocentius (we call him Ceshic)". [details]
From Jirkov (2023: 193): "The species is named after my son Clements (we call him Clim)". [details]
From Jirkov (2023: 191-192): "The species is named after Soviet polychaetologist Raisa Yakovlevna Levenstein, who ... [details]
West Pacific Ocean, East of Japan (40.9°, 144.8833°), 3990 m. [details]
Eastern Pacific Ocean, off Ecuador (-1.9167°, -83.0836°), 4460 m. [details]
SW Pacific Ocean, E Macquarie Island (-54.5667°, 159.5°), 5370-5410 m. [details]