TY - JOUR T1 - The morphology and taxonomy of Macrostomum virginianum n. sp. JF - Zoologischer Anzeiger Y1 - 1937 A1 - Ferguson, Frederick F SP - 25 EP - 32 KW - Macrostomum AB - Describes: Macrostomum virginianum n. sp. VL - 119 N1 - 2412 ER -