Heding, S. G. & Mandahl-Barth, G. (1938). Investigations on the anatomy and systematic position of the parasitic snail Entocolax (Voigt). Meddelelser om Grønland. 108(5): 1-42.
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Heding, S. G. & Mandahl-Barth, G.
1938
Investigations on the anatomy and systematic position of the parasitic snail <i>Entocolax</i> (Voigt).