| Leptoplana gardineri Laidlaw, 1904 | | - | primary taxonomic authority (describer) | |
| Notoplana australis (Laidlaw, 1904) | | - | primary taxonomic authority (describer) | |
| Notoplana gardineri (Laidlaw, 1904) | | - | primary taxonomic authority (describer) | |
| Stylochocestus gracilis Laidlaw, 1904 | | - | primary taxonomic authority (describer) | 131 |
| Thalamoplana herdmani Laidlaw, 1904 | | - | primary taxonomic authority (describer) | |
| Idioplanoides insignis (Laidlaw, 1904) | | - | primary taxonomic authority (describer) | |
| Stylochus ceylanicus Laidlaw, 1904 | | w | primary taxonomic authority (describer) | 130-131 |
| Prosthiostomum singulare Laidlaw, 1904 | | - | primary taxonomic authority (describer) | |
| Pseudoceros species (4) Laidlaw, 1904 | | - | primary taxonomic authority (describer) | |
| Discocelis herdmani Laidlaw, 1904 | | w | primary taxonomic authority (describer) | 132 |
| Discocelidae Thalamoplana Laidlaw, 1904 | | w | primary taxonomic authority (describer) | 132 |
| Thalamoplana herdmani Laidlaw, 1904 | [with synonyms] | w | primary taxonomic authority (describer) | 132-134 |
| Leptoplana gardineri Laidlaw, 1904 | | w | primary taxonomic authority (describer) | 134-135 |
| Stylochus ceylanicus Laidlaw, 1904 | [with synonyms] | w | primary taxonomic authority (describer) | 130 |
| Notoplana gardineri (Laidlaw, 1904) | | w | primary taxonomic authority (describer) | 134 |
| Notocomplana gardineri (Laidlaw, 1904) | [with synonyms] | w | primary taxonomic authority (describer) | 134 |
| Stylochocestus gracilis Laidlaw, 1904 | [with synonyms] | w | primary taxonomic authority (describer) | 131-134 |
| Idioplana insignis (Laidlaw, 1904) | [with synonyms] | w | primary taxonomic authority (describer) | 128 |
| Idioplanoides insignis (Laidlaw, 1904) | | w | primary taxonomic authority (describer) | 128 |
| Woodworthia insignis Laidlaw, 1904 | | w | primary taxonomic authority (describer) | 128-130, figs |
| Lurymare singulare (Laidlaw, 1904) | [with synonyms] | w | primary taxonomic authority (describer) | 135 |
| Prosthiostomum singulare Laidlaw, 1904 | | w | primary taxonomic authority (describer) | 135 |
| Stylochocestidae Stylochocestus Laidlaw, 1904 | [with synonyms] | w | primary taxonomic authority (describer) | 131 |
| Pseudostylochidae Woodworthia Laidlaw, 1904 | | w | primary taxonomic authority (describer) | 128 |
| Paraplanocera aurora Laidlaw, 1903 | [with synonyms] | w | other research on this sp. | 128 |
| Pseudoceros sp. Laidlaw, 1904 | | - | primary taxonomic authority (describer) | 135 |
| Imogine ceylanicus (Laidlaw, 1904) | | w | primary taxonomic authority (describer) | 130 |
| Imogine ceylanicus (Laidlaw, 1904) | | w | latest taxonomic authority | 130 |