54.331665, 80.575: 2 Treatments

Halcampa arctica			Sanamyan, N. P., Sanamyan, K. E. & Grebelnyi, S. D., 2016, Two poorly known Arctic sea anemones, Cactosoma abyssorum and Halcampa arctica (Actiniaria: Halcampidae), Invertebrate Zoology 13 (1), pp. 1-14 : 9-13	9-13
Anatoma crispata			Nekhaev, I. O. & Krol, E. N., 2020, A review of the genus Anatoma in the Eurasian Arctic seas (Gastropoda: Vetigastropoda: Anatomidae), Zoosystematica Rossica (China) 29 (1), pp. 128-137 : 129-135	129-135