World Register of Marine Species (WoRMS)
Littorina intermedia R. A. Philippi, 1846
MolluscaBase eds. (2026). MolluscaBase. Littorina intermedia R. A. Philippi, 1846. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=445578 on 2026-08-27
Philippi, R. A. (1846). Descriptions of a new species of Trochus, and of eighteen new species of Littorina, in the collection of H. Cuming, Esq. Proceedings of the Zoological Society of London. 13 ("1845"): 138-143.