| Type | possible SYNTYPE, fide Clench, 1967 (pers. comm.) |
| Catalogue # | OSUM 25179 |
| Type locality | Philippine Islands |
| Collector(s) | ? |
| Date collected | prior to 1841 |
| # Specimens | 1 dry |
| Description | not found |
| Remarks | |
| Current status | Helicostyla annulata (Sowerby, 1841) |