| Discoplana malayana (Laidlaw, 1903) | | - | primary taxonomic authority (describer) | |
| Leptoplana lacteoalba Laidlaw, 1903 | | w | primary taxonomic authority (describer) | |
| Leptoplana malayana Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Stylochoplaninae Notoplana Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Notoplana evansii Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Planoceridae Disparoplana Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Planoceridae Paraplanocera Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Planocera species (1) Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Planocera species (2) Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Stylochocestidae Stylochocestus Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Stylochoidea Cryptocelididae Laidlaw, 1903 | | w | primary taxonomic authority (describer) | |
| Laidlawiana penangensis (Laidlaw, 1903) | | w | primary taxonomic authority (describer) | |
| Semonia penangensis Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Stylochoidea Discocelididae Laidlaw, 1903 | | w | primary taxonomic authority (describer) | |
| Discocelididae Thalamoplana Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Stylochoidea Latocestidae Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Latocestus argus Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Latocestus sp. Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Trigonoporinae Bergendalia Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Bergendalia anomala Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Trigonoporus anomala (Laidlaw, 1903) | | w | primary taxonomic authority (describer) | |
| Stylochidae Stylochinae Laidlaw, 1903 | | w | primary taxonomic authority (describer) | |
| Prosthiostomum pallidum Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Pseudoceros bedfordi Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Pseudoceros collingwoodi Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Pseudoceros rubellus Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Pseudoceros species (1) Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Pseudoceros species (2) Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Pseudoceros species (3) Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Diversibipalium jalorense (Laidlaw, 1903) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Discoplana malayana (Laidlaw, 1903) | | w | primary taxonomic authority (describer) | |
| incertae sedis Phylloplana Laidlaw, 1903 | | w | primary taxonomic authority (describer) | |
| Phylloplana lactea Laidlaw, 1903 | | w | primary taxonomic authority (describer) | |
| Discoceloidea Discocelidae Laidlaw, 1903 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Discoceloidea Cryptocelididae Laidlaw, 1903 [sensu Prudhoe (1985)] | [with synonyms] | w | primary taxonomic authority (describer) | |
| Ilyplanoidea Discocelidae Laidlaw, 1903 | | w | latest taxonomic authority | |
| Ilyplanoidea Discocelidae Laidlaw, 1903 | | w | primary taxonomic authority (describer) | |
| Bipalium jalorense Laidlaw, 1903 | | w | primary taxonomic authority (describer) | |
| Amplimatricata Polycladida (II) Lang, 1884 [sensu Prudhoe, 1985] | | - | other taxonomic work | |
| Leptoplanoidea Cryptocelidae Laidlaw, 1903 | | w | primary taxonomic authority (describer) | 12 |
| Semonia penangensis Laidlaw, 1903 | | - | primary taxonomic authority (describer) | |
| Armatoplana lactea (Laidlaw, 1903) | [with synonyms] | w | other taxonomic work | 4, 11 |