Species
Longipegma thulensis Popov et Holmer, 1994
Synonyymit
1994     Longipegma thulensis sp. nov. — Popov & Holmer , pp. 112, fig. 92
Luokittelu
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Linguliformea | 
| Class | Lingulata | 
| Order | Acrotretida | 
| Superfamily | Acrotretoidea | 
| Family | Acrotretidae | 
| Genus | Longipegma | 
| Species | thulensis |