Species
Zygatrypa paupera (Billings, 1866)
Synonymy list
1866 Zygospira paupera — Billings , pp. 46
1928 Zygospira paupera Billings — Twenhofel , pp. 214 , fig. 21:21-22
1977 Zygatrypa paupera (Billings, 1866) — Copper , pp. 307 , fig. 37:21-29
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Rhynchonellata |
| Order | Atrypida |
| Suborder | Anazygidina |
| Superfamily | Anazygoidea |
| Family | Anazygidae |
| Subfamily | Anazyginae |
| Genus | Zygatrypa |
| Species | exigua |
| paupera |