Description: English: Cingula katherinae Bartsch, 1911 - Accepted name: Boreocingula martyni (Dall, 1886) - Apertural view of holotype shell. SEM - Admiralty Islands, Windfall Harbor, Alaska, USA. Date: 2020. Source:
https://www.gbif.org/occurrence/1317648095. Author: Yolanda Villacampa.