| author | date | title | journal / publication | Ogren RE, Kawakatsu M, Froehlich EM | 1993 | Additions and corrections of the previous land planarian indices of the world. Addendum 2: Hallez's (1890-1893, 1894) classification of land planarians. Addendum 3: Winsor's (1991) provisional classification of Australian and New Zealand caenoplani l | Bull Fuji Women's Coll 31: 61-86 |
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