| Family: | Tenebrionidae |
| Subfamily: | Diaperinae |
| Genus: | Platydema |
| Species: | Platydema monoceros Gebien, 1925 |
| Type specimen: | Holotype |
| Photographed specimen: | Sex = male. |
| Remarks: Distribution: West Malaysia, Singapore, Thailand, Borneo, Sumatra, Mentawei, Lombok | |
| Collected by: E. Modigliani IV.-VIII.1894 | |
| Locality: Mentawei, Si-Oban |
| Subregion: Mentawei |
| Specimen deposited in NHMB-F |
| Agricultural role: No data yet |
| Management: No data yet |