Bick, A. and Meißner, K. 2011. Redescription of four species of Spio and Microspio (Polychaeta, Spionidae) from the Kuril Islands and Peter the Great Bay, northwest Pacific. Zootaxa. 2968, 1 (Jul. 2011), 39–56. DOI:https://doi.org/10.11646/zootaxa.2968.1.3.