Okenia Menke, 1830, and Idaliella Bergh, 1881 (Mollusca, Opisthobranchia): proposed addition to the Official List. Z.N. (S.) 1931
Lemche, Henning
Article
1971
The Bulletin of zoological nomenclature
27
265--266
BioStor
London International Trust for Zoological Nomenclature
BioStor: https://biostor.org/reference/1509 DOI: https://doi.org/10.5962/bhl.part.29463