| Girardia biapertura Sluys, 1997 | 1997 or earlier |  |  |  | 
| Geoplana ferussaci Graff, 1899 | 1899 or earlier |  |  | Fazenda da Sao Pedro, near Rio Pombe, Rio de Janeiro; Blumenau, Santa Catharina; Rio Grande do Sul, Brazil. | 
| Notogynaphallia guaiana Leal-Zanchet & Carbayo, 2001 | 2001 or earlier |  |  | State of Rio Grande do Sul, Brazil,. | 
| Geoplana polyophthalma Graff, 1899 | 1899 or earlier |  |  | Blumenau and Joinville, Santa Catharina; Raguaro, Rio Grande do Sul, Brazil. | 
| Stenostomum bicaudatum Kennel, 1888 | 2004 or earlier |  |  |  | 
| Stenostomum leucops (Duges, 1828) | 2004 or earlier |  |  |  | 
| Temnocephala iheringi Haswell, 1893 | 1999-2007 |  |  | collected from Pomacea canaliculata. | 
| Temnocephala axenos Monticelli, 1899 | 1967 or earlier |  |  | host Aegla sp., Arroio Dom Pedro, Rio Grande do Sul |