Leonard, W.P., Chichester, L., Richart, C.H. & Young, T.A. (2011) Securicauda hermani and Carinacauda stormi, two new genera and species of slug from the Pacific Northwest of the United States (Gastropoda: Stylommatophora: Arionidae), with notes on Gliabates oregonius Webb 1959. Zootaxa, 2746 (1), 43–56.