| author | date |  | title | journal / publication | 
Collingwood | 1876 |  
 | On thirty-one species of marine Planarians, collected partly by the late Dr Kelaart F.L.S. at Trincomalee, and partly by D. Collingwood F.L.S. in the Eastern Seas. | Trans Linn Soc (2) Zool 1:83-98 |