Procerodes littoralis (Ström, 1768)
Hirudo littoralis | n. sp. Ström, 1768
Planaria littoralis | Müller, 1776
Planaria ulvae | n. sp. Oersted, 1843
Procerodes Wheatlandi | n. sp. Girard, 1850
Planaria cornuta? | n. sp. Dalyell, 1853
Planaria frequens? | Leidy, 1855
Procerodes ulvae | Stimpson, 1857
Fovia littoralis | Stimpson, 1857
Gunda ulvae | Ijima, 1887
Gunda graffi | n. sp. Böhmig, 1893
Neoplana ulvae | Girard, 1893
Procerodes littoralis | Hallez, 1893