| ID | 1917 |
| Name | poseidonis |
| Author | Gardini |
| Authority year | 1993 |
| Authority parentheses | 0 |
| Is fossil | 0 |
| Taxon rank | species |
| Taxon status | accepted |
| Genus gender | |
| LSID urn:lsid:wac.nmbe.ch:name: | dfd18ab8-24fa-4967-8856-fc65ae765b81 |
| Original combination | Chthonius (Ephippiochthonius) poseidonis |
| Type repository | |
| Parent taxon | ID: 124 Name: Chthonius |
| Additional taxon data | Realm: Palearctic Locus typicus: Grotta di Nettuno 65 Sa/SS, Capo Caccia, near Alghero, Sardinia, Italy. Age: Habitat: Etymology: Taxon comment: |
| Country: ITA Distribution comment: (Sardinia) | |
| Locus typicus | Latitude: 40.560833 Longitude: 8.163888 Location name: Grotta di Nettuno |
| Subgenus id | ID: 7698 Name: Ephippiochthonius Taxon status: accepted Taxon rank: subgenus |