Species
Hesperorthis tricenaria (Conrad, 1843)
Synonyymit
1843 Orthis tricenaria — Conrad , pp. 333
2000 Hesperorthis tricenaria (Conrad, 1843) — Williams & Harper , pp. 738, fig. fig. 534, 1a-f
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Rhynchonellata |
| Order | Orthida |
| Suborder | Orthidina |
| Superfamily | Orthoidea |
| Family | Hesperorthidae |
| Genus | Hesperorthis |
| Species | davidsoni |
| gotlandica | |
| hillistensis | |
| imbecilla | |
| inostranzefi | |
| martinssoni | |
| mucronata | |
| pljussensis | |
| rae | |
| torquata | |
| tricenaria |