| Citation | Dinn, C. and S.P. Leys, 2018 Field Guide to sponges of the Eastern Canadian Arctic.A field and laboratory identification guide. ArcticNet, University of Alberta https://era.library.ualberta.ca/items/2c35aafd-c12c-4ff6-ab79-697514e7267b/view/cf4c0e49-fda4-440a-b3b4-c0426bf1572d/Dinn_Leys_2018_Field_Guide_Sponges_Can_Arctic.pdf [Accessed 16/03/2021]. |
| Ref. | 123752 Dinn, C. and S.P. Leys, 2018 |
| Page | 67 |
| Named Used as Valid | Polymastia grimaldii |
| Locality | |
| Distribution | Northern Atlantic. |