| author: | Willems WR, Artois TJ, Wouter VA, Schockaert ER |
| title: | Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species. |
| publication: | Zool J Linnean Soc 141:271-296 |
| year: | 2004 |