| Nominal Species (n = 27) | Present allocation (n = 23) | Ref. |
|---|---|---|
| Gulaphallus amaricola Villadolid & Manacop, 1934 | Neostethus amaricola | 12760 |
| Neostethus bicornis Regan, 1916 | Neostethus bicornis | 12768 |
| Mirophallus bikolanus Herre, 1926 | Gulaphallus bikolanus | 9920 |
| Neostethus borneensis Herre, 1939 | Neostethus borneensis | 12768 |
| Neostethus coronensis Herre, 1942 | Neostethus borneensis | 12768 |
| Solenophallus ctenophorus Aurich, 1937 | Neostethus ctenophorus | 280 |
| Phallostethus cuulong Shibukawa, Tran & Tran, 2012 | Phallostethus cuulong | 90869 |
| Neostethus djajaorum Parenti & Louie, 1998 | Neostethus djajaorum | 44355 |
| Phallostethus dunckeri Regan, 1913 | Phallostethus dunckeri | 1830 |
| Gulaphallus eximius Herre, 1925 | Gulaphallus eximius | 12740 |
| Gulaphallus falcifer Manacop, 1936 | Gulaphallus falcifer | 12766 |
| Neostethus geminus Parenti, 2014 | Neostethus geminus | 95599 |
| Neostethus lankesteri (non Regan, 1916) | Phenacostethus smithi | 12768 |
| Neostethus lankesteri Regan, 1916 | Neostethus lankesteri | 12768 |
| Phallostethus lehi Parenti, 1996 | Phallostethus lehi | 12769 |
| Gulaphallus mirabilis Herre, 1925 | Gulaphallus mirabilis | 12740 |
| Plectrostethus palawanensis Myers, 1935 | Neostethus palawanensis | 12776 |
| Neostethus panayensis Herre, 1942 | Gulaphallus panayensis | 12768 |
| Phenacostethus posthon Roberts, 1971 | Phenacostethus posthon | 7050 |
| Neostethus robertsi Parenti, 1989 | Neostethus robertsi | 12768 |
| Neostethus siamensis Myers, 1937 | Neostethus lankesteri | 12768 |
| Phenacostethus smithi Myers, 1928 | Phenacostethus smithi | 12693 |
| Phenacostethus thai Fowler, 1937 | Phenacostethus smithi | 12768 |
| Solenophallus thessa Aurich, 1937 | Neostethus thessa | 280 |
| Phenacostethus trewavasae Parenti, 1986 | Phenacostethus trewavasae | 7050 |
| Neostethus villadolidi Herre, 1942 | Neostethus villadolidi | 12768 |
| Neostethus zamboangae Herre, 1942 | Neostethus zamboangae | 12768 |