Species
Atrypa (Atrypa) harknessi Alexander, 1949
Synonymy list
1949     Atrypa reticularis var. harknessi — Alexander , pp. 213-214, fig. 10:2a-d
2004     Atrypa (Atrypa) harknessi Alexander, 1949 — Copper , pp. 44, fig. 4Ca-0, fig.17
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Rhynchonellata | 
| Order | Atrypida | 
| Suborder | Atrypidina | 
| Superfamily | Atrypoidea | 
| Family | Atrypidae | 
| Subfamily | Atrypinae | 
| Genus | Atrypa | 
| Subgenus | (Atrypa) | 
| Species | Atrypa (Atrypa affinis | 
| dzwinogrodensis | |
| gotha | |
| harknessi | |
| murchisoni | |
| reticularis | |
| slitea | |
| Subspecies | alata |