Shimazu, T. (1984). Proctoeces maculatus from Wakkanai, northern Hokkaido, Japan, with comments on the validity of other species in the genus Proctoeces (Trematoda: Fellodistomidae). Proceedings of the Japanese Society of Systematic Zoology. Supplement No. 29: 1-15.
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Shimazu, T.
1984
Proctoeces maculatus from Wakkanai, northern Hokkaido, Japan, with comments on the validity of other species in the genus Proctoeces (Trematoda: Fellodistomidae).
Proceedings of the Japanese Society of Systematic Zoology